diff --git a/moli-renderer-v8/src/context_bootstrap/performance_runtime.rs b/moli-renderer-v8/src/context_bootstrap/performance_runtime.rs
index 992a1d1e7c..4472a8e126 100644
--- a/moli-renderer-v8/src/context_bootstrap/performance_runtime.rs
+++ b/moli-renderer-v8/src/context_bootstrap/performance_runtime.rs
@@ -278,6 +278,9 @@ pub(crate) fn record_resource_performance_entry(
     scope: &mut v8::PinScope<'_, '_>,
     entry: ResourcePerformanceEntry,
 ) {
+    if !url::Url::parse(&entry.name).is_ok_and(|url| matches!(url.scheme(), "http" | "https")) {
+        return;
+    }
     let Some(performance) = window_performance_value(scope) else {
         window_state::queue_pending_resource_entry(scope, entry);
         return;
diff --git a/moli-renderer-v8/src/script_vm/tests/browser_api/performance.rs b/moli-renderer-v8/src/script_vm/tests/browser_api/performance.rs
index 238440fedd..0d661b629f 100644
--- a/moli-renderer-v8/src/script_vm/tests/browser_api/performance.rs
+++ b/moli-renderer-v8/src/script_vm/tests/browser_api/performance.rs
@@ -43,6 +43,29 @@ fn record_failed_script_resource(vm: &mut ScriptVm, document_url: &Url, resource
     vm.record_script_subresource_network_result(document_url.clone(), request_url, &result);
 }
 
+#[test]
+fn resource_timing_ignores_non_http_resources() {
+    let mut vm = new_storage_test_vm("https://resource-scheme.test/");
+    install_test_resource_recorder(&mut vm);
+
+    vm.eval(
+        r#"
+        __recordResourceTiming("data:image/gif;base64,R0lGODlhAQABAIAAAAUEBA==");
+        __recordResourceTiming("blob:https://resource-scheme.test/id");
+        __recordResourceTiming("https://resource-scheme.test/image.png");
+        "#,
+    )
+    .expect("resource timing scheme records should evaluate");
+
+    assert_eq!(
+        vm.eval(
+            r#"JSON.stringify(performance.getEntriesByType("resource").map(entry => entry.name))"#
+        )
+        .expect("resource timing scheme entries should evaluate"),
+        r#"["https://resource-scheme.test/image.png"]"#
+    );
+}
+
 #[test]
 fn resource_timing_default_buffer_is_finite_and_fires_event_handler() {
     let document_url = Url::parse("https://resource-buffer-default.test/").expect("document URL");