diff --git a/designer/testSrc/com/android/tools/idea/common/editor/navigation/SourceCodeNavigationTest.kt b/designer/testSrc/com/android/tools/idea/common/editor/navigation/SourceCodeNavigationTest.kt
index e0ce19f42cc..caae488f16d 100644
--- a/designer/testSrc/com/android/tools/idea/common/editor/navigation/SourceCodeNavigationTest.kt
+++ b/designer/testSrc/com/android/tools/idea/common/editor/navigation/SourceCodeNavigationTest.kt
@@ -28,7 +28,7 @@ class SourceCodeNavigationTest : CodeInsightFixtureTestCase<ModuleFixtureBuilder
   override fun setUp() {
     super.setUp()
     val project = project
-    project.replaceService(FileEditorManager::class.java, FileEditorManagerImpl(project), testRootDisposable)
+    project.replaceService(FileEditorManager::class.java, FileEditorManagerImpl(project, project.coroutineScope), testRootDisposable)
   }
 
   fun testNavigationWithinFile() {