diff --git a/src/plugins/loader.git-path-regression.test.ts b/src/plugins/loader.git-path-regression.test.ts
index 674f2fd53c0..23ab4f4243d 100644
--- a/src/plugins/loader.git-path-regression.test.ts
+++ b/src/plugins/loader.git-path-regression.test.ts
@@ -77,9 +77,9 @@ export const copiedRuntimeMarker = {
       ...__testing.buildPluginLoaderJitiOptions({}),
       tryNative: false,
     });
-    // Node 24.13+ sealed `require` on ESM module objects, breaking Jiti's sync
-    // CJS path when tryNative is false.  Use the async `.import()` helper instead.
-    await expect(async () => await withoutAlias.import(copiedChannelRuntime)).rejects.toThrow();
+    // The production loader uses sync Jiti evaluation, so this regression test
+    // should exercise the same seam instead of Jiti's async import helper.
+    expect(() => withoutAlias(copiedChannelRuntime)).toThrow();
 
     const withAlias = createJiti(jitiBaseUrl, {
       ...__testing.buildPluginLoaderJitiOptions({
@@ -87,7 +87,7 @@ export const copiedRuntimeMarker = {
       }),
       tryNative: false,
     });
-    expect(await withAlias.import(copiedChannelRuntime)).toMatchObject({
+    expect(withAlias(copiedChannelRuntime)).toMatchObject({
       copiedRuntimeMarker: {
         PAIRING_APPROVED_MESSAGE: "paired",
         resolveOutboundSendDep: expect.any(Function),
diff --git a/src/plugins/loader.test.ts b/src/plugins/loader.test.ts
index a2f93d2ad80..a4bf12fad15 100644
--- a/src/plugins/loader.test.ts
+++ b/src/plugins/loader.test.ts
@@ -3595,9 +3595,9 @@ export const syntheticRuntimeMarker = {
       ...__testing.buildPluginLoaderJitiOptions({}),
       tryNative: false,
     });
-    // Node 24.13+ sealed `require` on ESM module objects, breaking Jiti's sync
-    // CJS path when tryNative is false.  Use the async `.import()` helper instead.
-    await expect(async () => await withoutAlias.import(copiedChannelRuntime)).rejects.toThrow();
+    // The production loader uses sync Jiti evaluation, so this boundary should
+    // follow the same path instead of the async import helper.
+    expect(() => withoutAlias(copiedChannelRuntime)).toThrow();
 
     const withAlias = createJiti(jitiBaseUrl, {
       ...__testing.buildPluginLoaderJitiOptions({
@@ -3605,7 +3605,7 @@ export const syntheticRuntimeMarker = {
       }),
       tryNative: false,
     });
-    expect(await withAlias.import(copiedChannelRuntime)).toMatchObject({
+    expect(withAlias(copiedChannelRuntime)).toMatchObject({
       syntheticRuntimeMarker: {
         resolveOutboundSendDep: expect.any(Function),
       },