diff --git a/src/browser/tests/legacy/xhr/xhr.html b/src/browser/tests/legacy/xhr/xhr.html
index 2ff428b7..c7c557bd 100644
--- a/src/browser/tests/legacy/xhr/xhr.html
+++ b/src/browser/tests/legacy/xhr/xhr.html
@@ -106,3 +106,17 @@
     testing.expectEqual(req5, target);
   })
 </script>
+
+<script id=xhr6 type=module>
+  const req5 = new XMLHttpRequest()
+  const promise5 = new Promise((resolve) => {
+    req5.onload = resolve;
+    req5.open('PROPFIND', 'http://127.0.0.1:9589/xhr')
+    req5.send('foo')
+  });
+
+  testing.async(promise5, () => {
+    testing.expectEqual(200, req5.status);
+    testing.expectEqual('OK', req5.statusText);
+    testing.expectEqual(true, req5.responseText.length > 65);
+  });
diff --git a/src/browser/tests/net/request.html b/src/browser/tests/net/request.html
index b236a567..f5600ec1 100644
--- a/src/browser/tests/net/request.html
+++ b/src/browser/tests/net/request.html
@@ -130,3 +130,10 @@
     testing.expectEqual("you", request2.headers.get("target"));
   }
 </script>
+
+<script id=propfind>
+  {
+    const req = new Request('https://example.com/api', { method: 'propfind' });
+    testing.expectEqual('PROPFIND', req.method);
+  }
+</script>
diff --git a/src/browser/webapi/net/Request.zig b/src/browser/webapi/net/Request.zig
index 46cad2a1..4316ddbb 100644
--- a/src/browser/webapi/net/Request.zig
+++ b/src/browser/webapi/net/Request.zig
@@ -108,7 +108,7 @@ pub fn init(input: Input, opts_: ?InitOpts, page: *Page) !*Request {
 }
 
 fn parseMethod(method: []const u8, page: *Page) !Http.Method {
-    if (method.len > "options".len) {
+    if (method.len > "propfind".len) {
         return error.InvalidMethod;
     }
 
@@ -122,6 +122,7 @@ fn parseMethod(method: []const u8, page: *Page) !Http.Method {
         .{ "patch", .PATCH },
         .{ "head", .HEAD },
         .{ "options", .OPTIONS },
+        .{ "propfind", .PROPFIND },
     });
     return method_lookup.get(lower) orelse return error.InvalidMethod;
 }
diff --git a/src/browser/webapi/net/XMLHttpRequest.zig b/src/browser/webapi/net/XMLHttpRequest.zig
index 0bff9296..73e35309 100644
--- a/src/browser/webapi/net/XMLHttpRequest.zig
+++ b/src/browser/webapi/net/XMLHttpRequest.zig
@@ -539,6 +539,9 @@ fn parseMethod(method: []const u8) !Http.Method {
     if (std.ascii.eqlIgnoreCase(method, "put")) {
         return .PUT;
     }
+    if (std.ascii.eqlIgnoreCase(method, "propfind")) {
+        return .PROPFIND;
+    }
     return error.InvalidMethod;
 }
 
diff --git a/src/http/Http.zig b/src/http/Http.zig
index cd3b3ec9..65f298f2 100644
--- a/src/http/Http.zig
+++ b/src/http/Http.zig
@@ -211,6 +211,7 @@ pub const Connection = struct {
             .HEAD => "HEAD",
             .OPTIONS => "OPTIONS",
             .PATCH => "PATCH",
+            .PROPFIND => "PROPFIND",
         };
         try errorCheck(c.curl_easy_setopt(easy, c.CURLOPT_CUSTOMREQUEST, m.ptr));
     }
@@ -342,6 +343,7 @@ pub const Method = enum(u8) {
     HEAD = 4,
     OPTIONS = 5,
     PATCH = 6,
+    PROPFIND = 7,
 };
 
 // TODO: on BSD / Linux, we could just read the PEM file directly.