diff --git a/build.zig b/build.zig
index 78872f74..c6b65029 100644
--- a/build.zig
+++ b/build.zig
@@ -168,22 +168,33 @@ fn common(
     step: *std.Build.Step.Compile,
     options: jsruntime.Options,
 ) !void {
-    try jsruntime_pkgs.add(step, options);
-    linkNetSurf(b, step);
+    const jsruntimemod = try jsruntime_pkgs.module(
+        b,
+        options,
+        step.root_module.optimize.?,
+        step.root_module.resolved_target.?,
+    );
+    step.root_module.addImport("jsruntime", jsruntimemod);
 
-    // link mimalloc
-    step.addObjectFile(b.path("vendor/mimalloc/out/libmimalloc.a"));
-    step.addIncludePath(b.path("vendor/mimalloc/out/include"));
+    const netsurf = moduleNetSurf(b);
+    netsurf.addImport("jsruntime", jsruntimemod);
+    step.root_module.addImport("netsurf", netsurf);
 }
 
-fn linkNetSurf(b: *std.Build, step: *std.Build.Step.Compile) void {
+fn moduleNetSurf(b: *std.Build) *std.Build.Module {
+    const mod = b.addModule("netsurf", .{
+        .root_source_file = b.path("src/netsurf/netsurf.zig"),
+    });
     // iconv
-    step.addObjectFile(b.path("vendor/libiconv/lib/libiconv.a"));
-    step.addIncludePath(b.path("vendor/libiconv/include"));
+    mod.addObjectFile(b.path("vendor/libiconv/lib/libiconv.a"));
+    mod.addIncludePath(b.path("vendor/libiconv/include"));
+
+    // mimalloc
+    mod.addImport("mimalloc", moduleMimalloc(b));
 
     // netsurf libs
     const ns = "vendor/netsurf";
-    step.addIncludePath(b.path(ns ++ "/include"));
+    mod.addIncludePath(b.path(ns ++ "/include"));
 
     const libs: [4][]const u8 = .{
         "libdom",
@@ -192,7 +203,20 @@ fn linkNetSurf(b: *std.Build, step: *std.Build.Step.Compile) void {
         "libwapcaplet",
     };
     inline for (libs) |lib| {
-        step.addObjectFile(b.path(ns ++ "/lib/" ++ lib ++ ".a"));
-        step.addIncludePath(b.path(ns ++ "/" ++ lib ++ "/src"));
+        mod.addObjectFile(b.path(ns ++ "/lib/" ++ lib ++ ".a"));
+        mod.addIncludePath(b.path(ns ++ "/" ++ lib ++ "/src"));
     }
+
+    return mod;
+}
+
+fn moduleMimalloc(b: *std.Build) *std.Build.Module {
+    const mod = b.addModule("mimalloc", .{
+        .root_source_file = b.path("src/mimalloc/mimalloc.zig"),
+    });
+
+    mod.addObjectFile(b.path("vendor/mimalloc/out/libmimalloc.a"));
+    mod.addIncludePath(b.path("vendor/mimalloc/out/include"));
+
+    return mod;
 }
diff --git a/src/browser/browser.zig b/src/browser/browser.zig
index ecd5ebb2..c437b53e 100644
--- a/src/browser/browser.zig
+++ b/src/browser/browser.zig
@@ -21,7 +21,7 @@ const builtin = @import("builtin");
 
 const Types = @import("root").Types;
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 const Loader = @import("loader.zig").Loader;
 const Dump = @import("dump.zig");
 const Mime = @import("mime.zig");
diff --git a/src/browser/dump.zig b/src/browser/dump.zig
index 44741525..7b705d1b 100644
--- a/src/browser/dump.zig
+++ b/src/browser/dump.zig
@@ -19,7 +19,7 @@
 const std = @import("std");
 const File = std.fs.File;
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 const Walker = @import("../dom/walker.zig").WalkerChildren;
 
 // writer must be a std.io.Writer
diff --git a/src/css/libdom.zig b/src/css/libdom.zig
index 44307c63..21333726 100644
--- a/src/css/libdom.zig
+++ b/src/css/libdom.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 // Node implementation with Netsurf Libdom C lib.
 pub const Node = struct {
diff --git a/src/css/libdom_test.zig b/src/css/libdom_test.zig
index 4cd267e0..c0cdbb3f 100644
--- a/src/css/libdom_test.zig
+++ b/src/css/libdom_test.zig
@@ -19,7 +19,7 @@
 const std = @import("std");
 const css = @import("css.zig");
 const Node = @import("libdom.zig").Node;
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const Matcher = struct {
     const Nodes = std.ArrayList(Node);
diff --git a/src/dom/attribute.zig b/src/dom/attribute.zig
index a735171c..d85f87a0 100644
--- a/src/dom/attribute.zig
+++ b/src/dom/attribute.zig
@@ -22,7 +22,7 @@ const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
 const checkCases = jsruntime.test_utils.checkCases;
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const Node = @import("node.zig").Node;
 const DOMException = @import("exceptions.zig").DOMException;
diff --git a/src/dom/cdata_section.zig b/src/dom/cdata_section.zig
index a17e8317..c8ff6107 100644
--- a/src/dom/cdata_section.zig
+++ b/src/dom/cdata_section.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const Text = @import("text.zig").Text;
 
diff --git a/src/dom/character_data.zig b/src/dom/character_data.zig
index 8ba6e266..b195b921 100644
--- a/src/dom/character_data.zig
+++ b/src/dom/character_data.zig
@@ -23,7 +23,7 @@ const Case = jsruntime.test_utils.Case;
 const checkCases = jsruntime.test_utils.checkCases;
 const generate = @import("../generate.zig");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const Node = @import("node.zig").Node;
 const Comment = @import("comment.zig").Comment;
diff --git a/src/dom/comment.zig b/src/dom/comment.zig
index e82c51bc..fe4111bc 100644
--- a/src/dom/comment.zig
+++ b/src/dom/comment.zig
@@ -17,7 +17,7 @@
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
diff --git a/src/dom/css.zig b/src/dom/css.zig
index 50c262e4..0432e83e 100644
--- a/src/dom/css.zig
+++ b/src/dom/css.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const css = @import("../css/css.zig");
 const Node = @import("../css/libdom.zig").Node;
diff --git a/src/dom/document.zig b/src/dom/document.zig
index 0741b1d9..6e12c704 100644
--- a/src/dom/document.zig
+++ b/src/dom/document.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
diff --git a/src/dom/document_fragment.zig b/src/dom/document_fragment.zig
index 08d99165..574e8eb1 100644
--- a/src/dom/document_fragment.zig
+++ b/src/dom/document_fragment.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
diff --git a/src/dom/document_type.zig b/src/dom/document_type.zig
index 23c66723..cd40a732 100644
--- a/src/dom/document_type.zig
+++ b/src/dom/document_type.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const Node = @import("node.zig").Node;
 
diff --git a/src/dom/element.zig b/src/dom/element.zig
index fc77d95e..8ef456a7 100644
--- a/src/dom/element.zig
+++ b/src/dom/element.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
diff --git a/src/dom/event_target.zig b/src/dom/event_target.zig
index 2dd7dcae..6f8f2f8f 100644
--- a/src/dom/event_target.zig
+++ b/src/dom/event_target.zig
@@ -24,7 +24,8 @@ const JSObjectID = jsruntime.JSObjectID;
 const Case = jsruntime.test_utils.Case;
 const checkCases = jsruntime.test_utils.checkCases;
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
+const event_handler = @import("../events/event.zig").event_handler;
 
 const DOMException = @import("exceptions.zig").DOMException;
 const Nod = @import("node.zig");
@@ -74,6 +75,7 @@ pub const EventTarget = struct {
             eventType,
             cbk,
             capture orelse false,
+            event_handler,
         );
     }
 
diff --git a/src/dom/exceptions.zig b/src/dom/exceptions.zig
index ba3952a4..209f4345 100644
--- a/src/dom/exceptions.zig
+++ b/src/dom/exceptions.zig
@@ -23,7 +23,7 @@ const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
 const checkCases = jsruntime.test_utils.checkCases;
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 // https://webidl.spec.whatwg.org/#idl-DOMException
 pub const DOMException = struct {
diff --git a/src/dom/html_collection.zig b/src/dom/html_collection.zig
index 2565d0dd..298d6b72 100644
--- a/src/dom/html_collection.zig
+++ b/src/dom/html_collection.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
diff --git a/src/dom/implementation.zig b/src/dom/implementation.zig
index e4fff404..ec90014f 100644
--- a/src/dom/implementation.zig
+++ b/src/dom/implementation.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
diff --git a/src/dom/namednodemap.zig b/src/dom/namednodemap.zig
index 0e205d06..67840659 100644
--- a/src/dom/namednodemap.zig
+++ b/src/dom/namednodemap.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
diff --git a/src/dom/node.zig b/src/dom/node.zig
index 5dd0c811..f5f0ade2 100644
--- a/src/dom/node.zig
+++ b/src/dom/node.zig
@@ -26,7 +26,7 @@ const Variadic = jsruntime.Variadic;
 
 const generate = @import("../generate.zig");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const EventTarget = @import("event_target.zig").EventTarget;
 
diff --git a/src/dom/nodelist.zig b/src/dom/nodelist.zig
index 1c8c2b61..be401902 100644
--- a/src/dom/nodelist.zig
+++ b/src/dom/nodelist.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
diff --git a/src/dom/processing_instruction.zig b/src/dom/processing_instruction.zig
index 3e23e11b..fc932ec5 100644
--- a/src/dom/processing_instruction.zig
+++ b/src/dom/processing_instruction.zig
@@ -22,7 +22,7 @@ const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
 const checkCases = jsruntime.test_utils.checkCases;
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 const Node = @import("node.zig").Node;
 
 // https://dom.spec.whatwg.org/#processinginstruction
diff --git a/src/dom/text.zig b/src/dom/text.zig
index 4ac35ed5..39c22c47 100644
--- a/src/dom/text.zig
+++ b/src/dom/text.zig
@@ -23,7 +23,7 @@ const Case = jsruntime.test_utils.Case;
 const checkCases = jsruntime.test_utils.checkCases;
 const generate = @import("../generate.zig");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const CharacterData = @import("character_data.zig").CharacterData;
 const CDATASection = @import("cdata_section.zig").CDATASection;
diff --git a/src/dom/token_list.zig b/src/dom/token_list.zig
index c046cc4f..0ed75997 100644
--- a/src/dom/token_list.zig
+++ b/src/dom/token_list.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
diff --git a/src/dom/walker.zig b/src/dom/walker.zig
index ad7ba5f7..6f2c2fba 100644
--- a/src/dom/walker.zig
+++ b/src/dom/walker.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 pub const Walker = union(enum) {
     walkerDepthFirst: WalkerDepthFirst,
diff --git a/src/events/event.zig b/src/events/event.zig
index 5a295513..81cfefd4 100644
--- a/src/events/event.zig
+++ b/src/events/event.zig
@@ -22,10 +22,11 @@ const generate = @import("../generate.zig");
 
 const jsruntime = @import("jsruntime");
 const Callback = jsruntime.Callback;
+const CallbackResult = jsruntime.CallbackResult;
 const Case = jsruntime.test_utils.Case;
 const checkCases = jsruntime.test_utils.checkCases;
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const DOMException = @import("../dom/exceptions.zig").DOMException;
 const EventTarget = @import("../dom/event_target.zig").EventTarget;
@@ -33,6 +34,8 @@ const EventTargetUnion = @import("../dom/event_target.zig").Union;
 
 const ProgressEvent = @import("../xhr/progress_event.zig").ProgressEvent;
 
+const log = std.log.scoped(.events);
+
 // Event interfaces
 pub const Interfaces = generate.Tuple(.{
     Event,
@@ -236,3 +239,33 @@ pub fn testExecFn(
     };
     try checkCases(js_env, &remove);
 }
+
+pub const event_handler = struct {
+    fn handle(event: ?*parser.Event, data: ?*anyopaque) callconv(.C) void {
+        if (data) |d| {
+            const func = parser.event_handler_cbk(d);
+
+            // TODO get the allocator by another way?
+            var res = CallbackResult.init(func.nat_ctx.alloc);
+            defer res.deinit();
+
+            if (event) |evt| {
+                func.trycall(.{
+                    Event.toInterface(evt) catch unreachable,
+                }, &res) catch {};
+            } else {
+                func.trycall(.{event}, &res) catch {};
+            }
+
+            // in case of function error, we log the result and the trace.
+            if (!res.success) {
+                log.info("event handler error: {s}", .{res.result orelse "unknown"});
+                log.debug("{s}", .{res.stack orelse "no stack trace"});
+            }
+
+            // NOTE: we can not call func.deinit here
+            // b/c the handler can be called several times
+            // either on this dispatch event or in anoter one
+        }
+    }
+}.handle;
diff --git a/src/html/document.zig b/src/html/document.zig
index f3f2ad60..3b53e11e 100644
--- a/src/html/document.zig
+++ b/src/html/document.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
diff --git a/src/html/elements.zig b/src/html/elements.zig
index 29b0cef8..dacce92e 100644
--- a/src/html/elements.zig
+++ b/src/html/elements.zig
@@ -17,7 +17,7 @@
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 const generate = @import("../generate.zig");
 
 const jsruntime = @import("jsruntime");
diff --git a/src/html/window.zig b/src/html/window.zig
index cd3c74a0..5a34ae06 100644
--- a/src/html/window.zig
+++ b/src/html/window.zig
@@ -18,7 +18,7 @@
 
 const std = @import("std");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const EventTarget = @import("../dom/event_target.zig").EventTarget;
 
diff --git a/src/main.zig b/src/main.zig
index 94e21e67..a402dc48 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -20,7 +20,7 @@ const std = @import("std");
 
 const jsruntime = @import("jsruntime");
 
-const parser = @import("netsurf.zig");
+const parser = @import("netsurf");
 const apiweb = @import("apiweb.zig");
 const Window = @import("html/window.zig").Window;
 
diff --git a/src/main_shell.zig b/src/main_shell.zig
index 6eb6c11a..f766bdd7 100644
--- a/src/main_shell.zig
+++ b/src/main_shell.zig
@@ -20,7 +20,7 @@ const std = @import("std");
 
 const jsruntime = @import("jsruntime");
 
-const parser = @import("netsurf.zig");
+const parser = @import("netsurf");
 const apiweb = @import("apiweb.zig");
 const Window = @import("html/window.zig").Window;
 const storage = @import("storage/storage.zig");
diff --git a/src/mimalloc.zig b/src/mimalloc/mimalloc.zig
similarity index 100%
rename from src/mimalloc.zig
rename to src/mimalloc/mimalloc.zig
diff --git a/src/netsurf.zig b/src/netsurf/netsurf.zig
similarity index 98%
rename from src/netsurf.zig
rename to src/netsurf/netsurf.zig
index 2e8a75a4..839c42c8 100644
--- a/src/netsurf.zig
+++ b/src/netsurf/netsurf.zig
@@ -26,13 +26,9 @@ const c = @cImport({
     @cInclude("events/event.h");
 });
 
-const mimalloc = @import("mimalloc.zig");
+const mimalloc = @import("mimalloc");
 
 const Callback = @import("jsruntime").Callback;
-const CallbackResult = @import("jsruntime").CallbackResult;
-const EventToInterface = @import("events/event.zig").Event.toInterface;
-
-const log = std.log.scoped(.netsurf);
 
 // init initializes netsurf lib.
 // init starts a mimalloc heap arena for the netsurf session. The caller must
@@ -527,41 +523,11 @@ pub const EventType = enum(u8) {
 };
 
 // EventHandler
-fn event_handler_cbk(data: *anyopaque) *Callback {
+pub fn event_handler_cbk(data: *anyopaque) *Callback {
     const ptr: *align(@alignOf(*Callback)) anyopaque = @alignCast(data);
     return @as(*Callback, @ptrCast(ptr));
 }
 
-const event_handler = struct {
-    fn handle(event: ?*Event, data: ?*anyopaque) callconv(.C) void {
-        if (data) |d| {
-            const func = event_handler_cbk(d);
-
-            // TODO get the allocator by another way?
-            var res = CallbackResult.init(func.nat_ctx.alloc);
-            defer res.deinit();
-
-            if (event) |evt| {
-                func.trycall(.{
-                    EventToInterface(evt) catch unreachable,
-                }, &res) catch {};
-            } else {
-                func.trycall(.{event}, &res) catch {};
-            }
-
-            // in case of function error, we log the result and the trace.
-            if (!res.success) {
-                log.info("event handler error: {s}", .{res.result orelse "unknown"});
-                log.debug("{s}", .{res.stack orelse "no stack trace"});
-            }
-
-            // NOTE: we can not call func.deinit here
-            // b/c the handler can be called several times
-            // either on this dispatch event or in anoter one
-        }
-    }
-}.handle;
-
 // EventListener
 pub const EventListener = c.dom_event_listener;
 const EventListenerEntry = c.listener_entry;
@@ -648,6 +614,7 @@ pub fn eventTargetAddEventListener(
     typ: []const u8,
     cbk: Callback,
     capture: bool,
+    handler: anytype,
 ) !void {
     // this allocation will be removed either on
     // eventTargetRemoveEventListener or eventTargetRemoveAllEventListeners
@@ -661,7 +628,7 @@ pub fn eventTargetAddEventListener(
 
     const ctx = @as(*anyopaque, @ptrCast(cbk_ptr));
     var listener: ?*EventListener = undefined;
-    const errLst = c.dom_event_listener_create(event_handler, ctx, &listener);
+    const errLst = c.dom_event_listener_create(handler, ctx, &listener);
     try DOMErr(errLst);
     defer c.dom_event_listener_unref(listener);
 
diff --git a/src/run_tests.zig b/src/run_tests.zig
index 667f9d73..bf906733 100644
--- a/src/run_tests.zig
+++ b/src/run_tests.zig
@@ -23,7 +23,7 @@ const jsruntime = @import("jsruntime");
 const generate = @import("generate.zig");
 const pretty = @import("pretty");
 
-const parser = @import("netsurf.zig");
+const parser = @import("netsurf");
 const apiweb = @import("apiweb.zig");
 const Window = @import("html/window.zig").Window;
 const xhr = @import("xhr/xhr.zig");
diff --git a/src/storage/storage.zig b/src/storage/storage.zig
index 0905eec0..52b467d2 100644
--- a/src/storage/storage.zig
+++ b/src/storage/storage.zig
@@ -23,7 +23,7 @@ const Case = jsruntime.test_utils.Case;
 const checkCases = jsruntime.test_utils.checkCases;
 const generate = @import("../generate.zig");
 
-const DOMError = @import("../netsurf.zig").DOMError;
+const DOMError = @import("netsurf").DOMError;
 
 const log = std.log.scoped(.storage);
 
diff --git a/src/user_context.zig b/src/user_context.zig
index 4860100d..23d85955 100644
--- a/src/user_context.zig
+++ b/src/user_context.zig
@@ -1,5 +1,5 @@
 const std = @import("std");
-const parser = @import("netsurf.zig");
+const parser = @import("netsurf");
 const Client = @import("async/Client.zig");
 
 pub const UserContext = struct {
diff --git a/src/wpt/run.zig b/src/wpt/run.zig
index 3625fdf7..09586db3 100644
--- a/src/wpt/run.zig
+++ b/src/wpt/run.zig
@@ -21,7 +21,7 @@ const fspath = std.fs.path;
 
 const FileLoader = @import("fileloader.zig").FileLoader;
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const jsruntime = @import("jsruntime");
 const Loop = jsruntime.Loop;
diff --git a/src/xhr/event_target.zig b/src/xhr/event_target.zig
index 765eb3ec..d03de6f7 100644
--- a/src/xhr/event_target.zig
+++ b/src/xhr/event_target.zig
@@ -22,8 +22,9 @@ const jsruntime = @import("jsruntime");
 const Callback = jsruntime.Callback;
 
 const EventTarget = @import("../dom/event_target.zig").EventTarget;
+const event_handler = @import("../events/event.zig").event_handler;
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const log = std.log.scoped(.xhr);
 
@@ -41,8 +42,20 @@ pub const XMLHttpRequestEventTarget = struct {
     ontimeout_cbk: ?Callback = null,
     onloadend_cbk: ?Callback = null,
 
-    fn register(self: *XMLHttpRequestEventTarget, alloc: std.mem.Allocator, typ: []const u8, cbk: Callback) !void {
-        try parser.eventTargetAddEventListener(@as(*parser.EventTarget, @ptrCast(self)), alloc, typ, cbk, false);
+    fn register(
+        self: *XMLHttpRequestEventTarget,
+        alloc: std.mem.Allocator,
+        typ: []const u8,
+        cbk: Callback,
+    ) !void {
+        try parser.eventTargetAddEventListener(
+            @as(*parser.EventTarget, @ptrCast(self)),
+            alloc,
+            typ,
+            cbk,
+            false,
+            event_handler,
+        );
     }
     fn unregister(self: *XMLHttpRequestEventTarget, alloc: std.mem.Allocator, typ: []const u8, cbk: Callback) !void {
         const et = @as(*parser.EventTarget, @ptrCast(self));
diff --git a/src/xhr/progress_event.zig b/src/xhr/progress_event.zig
index 832fb6f9..d985c76f 100644
--- a/src/xhr/progress_event.zig
+++ b/src/xhr/progress_event.zig
@@ -22,7 +22,7 @@ const jsruntime = @import("jsruntime");
 const Case = jsruntime.test_utils.Case;
 const checkCases = jsruntime.test_utils.checkCases;
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 const Event = @import("../events/event.zig").Event;
 
 const DOMException = @import("../dom/exceptions.zig").DOMException;
diff --git a/src/xhr/xhr.zig b/src/xhr/xhr.zig
index a6102d13..f4ff42c0 100644
--- a/src/xhr/xhr.zig
+++ b/src/xhr/xhr.zig
@@ -23,7 +23,7 @@ const Case = jsruntime.test_utils.Case;
 const checkCases = jsruntime.test_utils.checkCases;
 const generate = @import("../generate.zig");
 
-const DOMError = @import("../netsurf.zig").DOMError;
+const DOMError = @import("netsurf").DOMError;
 const DOMException = @import("../dom/exceptions.zig").DOMException;
 
 const ProgressEvent = @import("progress_event.zig").ProgressEvent;
@@ -35,7 +35,7 @@ const Loop = jsruntime.Loop;
 const YieldImpl = Loop.Yield(XMLHttpRequest);
 const Client = @import("../async/Client.zig");
 
-const parser = @import("../netsurf.zig");
+const parser = @import("netsurf");
 
 const UserContext = @import("../user_context.zig").UserContext;