diff --git a/src/main.zig b/src/main.zig
index 2dd6403c..7850c00f 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -61,7 +61,10 @@ pub fn main() !void {
     defer arena.deinit();
 
     // document
-    doc = try parser.documentHTMLParseFromFileAlloc(arena.allocator(), "test.html");
+    const file = try std.fs.cwd().openFile("test.html", .{});
+    defer file.close();
+
+    doc = try parser.documentHTMLParseFromFile(file);
     defer parser.documentHTMLClose(doc) catch |err| {
         std.debug.print("documentHTMLClose error: {s}\n", .{@errorName(err)});
     };
diff --git a/src/main_shell.zig b/src/main_shell.zig
index 762e97fd..066d2051 100644
--- a/src/main_shell.zig
+++ b/src/main_shell.zig
@@ -42,7 +42,10 @@ pub fn main() !void {
     defer arena.deinit();
 
     // document
-    doc = try parser.documentHTMLParseFromFileAlloc(arena.allocator(), "test.html");
+    const file = try std.fs.cwd().openFile("test.html", .{});
+    defer file.close();
+
+    doc = try parser.documentHTMLParseFromFile(file);
     defer parser.documentHTMLClose(doc) catch |err| {
         std.debug.print("documentHTMLClose error: {s}\n", .{@errorName(err)});
     };
diff --git a/src/netsurf.zig b/src/netsurf.zig
index 3d2ded24..86fccb2f 100644
--- a/src/netsurf.zig
+++ b/src/netsurf.zig
@@ -1281,21 +1281,9 @@ fn documentHTMLVtable(doc_html: *DocumentHTML) c.dom_html_document_vtable {
     return getVtable(c.dom_html_document_vtable, DocumentHTML, doc_html);
 }
 
-// documentHTMLParseFromFileAlloc parses the file.
-// The allocator is required to create a null terminated string from filename.
-// The buffer is freed by the function.
-// The caller is responsible for closing the document.
-// DEPRECATED
-pub fn documentHTMLParseFromFileAlloc(_: std.mem.Allocator, filename: []const u8) !*DocumentHTML {
-    return documentHTMLParseFromFile(filename);
-}
-
 // documentHTMLParseFromFile parses the given HTML file.
 // The caller is responsible for closing the document.
-pub fn documentHTMLParseFromFile(filename: []const u8) !*DocumentHTML {
-    const file = try std.fs.openFileAbsolute(filename, .{});
-    defer file.close();
-
+pub fn documentHTMLParseFromFile(file: std.fs.File) !*DocumentHTML {
     var parser: ?*c.dom_hubbub_parser = undefined;
     var doc: ?*c.dom_document = undefined;
     var err: c.hubbub_error = undefined;
@@ -1334,15 +1322,6 @@ pub fn documentHTMLParseFromFile(filename: []const u8) !*DocumentHTML {
     return @as(*DocumentHTML, @ptrCast(doc.?));
 }
 
-// documentHTMLParseFromStrAlloc the given string.
-// The allocator is required to create a null terminated string.
-// The c string allocated is freed by the function.
-// The caller is responsible for closing the document.
-// DEPRECATED
-pub fn documentHTMLParseFromStrAlloc(_: std.mem.Allocator, str: []const u8) !*DocumentHTML {
-    return documentHTMLParseFromStr(str);
-}
-
 // documentHTMLParseFromStr parses the given HTML string.
 // The caller is responsible for closing the document.
 pub fn documentHTMLParseFromStr(str: []const u8) !*DocumentHTML {
diff --git a/src/run_tests.zig b/src/run_tests.zig
index 0f541c79..3f6b17e8 100644
--- a/src/run_tests.zig
+++ b/src/run_tests.zig
@@ -37,7 +37,10 @@ fn testExecFn(
     try js_env.attachObject(try js_env.getGlobal(), "window", null);
 
     // document
-    doc = try parser.documentHTMLParseFromFileAlloc(std.testing.allocator, "test.html");
+    const file = try std.fs.cwd().openFile("test.html", .{});
+    defer file.close();
+
+    doc = try parser.documentHTMLParseFromFile(file);
     defer parser.documentHTMLClose(doc) catch |err| {
         std.debug.print("documentHTMLClose error: {s}\n", .{@errorName(err)});
     };
diff --git a/src/wpt/run.zig b/src/wpt/run.zig
index 1cdb74bf..68243c23 100644
--- a/src/wpt/run.zig
+++ b/src/wpt/run.zig
@@ -17,7 +17,10 @@ pub fn run(arena: *std.heap.ArenaAllocator, comptime apis: []jsruntime.API, comp
     const alloc = arena.allocator();
 
     // document
-    const html_doc = try parser.documentHTMLParseFromFileAlloc(alloc, f);
+    const file = try std.fs.cwd().openFile(f, .{});
+    defer file.close();
+
+    const html_doc = try parser.documentHTMLParseFromFile(file);
     const doc = parser.documentHTMLToDocument(html_doc);
 
     const dirname = fspath.dirname(f[dir.len..]) orelse unreachable;