diff --git a/packages/core/src/browser/frontend-application-module.ts b/packages/core/src/browser/frontend-application-module.ts
index 5aad42ea55905..90c08f1fa13b4 100644
--- a/packages/core/src/browser/frontend-application-module.ts
+++ b/packages/core/src/browser/frontend-application-module.ts
@@ -224,18 +224,18 @@ export const frontendApplicationModule = new ContainerModule((bind, unbind, isBo
 
     bind(ResourceContextKey).toSelf().inSingletonScope();
     bind(CommonFrontendContribution).toSelf().inSingletonScope();
-    [FrontendApplicationContribution, CommandContribution, KeybindingContribution, MenuContribution, ColorContribution].forEach(serviceIdentifier =>
-        bind(serviceIdentifier).toService(CommonFrontendContribution)
-    );
+    for (const identifier of [FrontendApplicationContribution, CommandContribution, KeybindingContribution, MenuContribution, ColorContribution]) {
+        bind(identifier).toService(CommonFrontendContribution);
+    }
 
     bind(QuickOpenService).toSelf().inSingletonScope();
     bind(QuickInputService).toSelf().inSingletonScope();
     bind(QuickTitleBar).toSelf().inSingletonScope();
     bind(QuickCommandService).toSelf().inSingletonScope();
     bind(QuickCommandFrontendContribution).toSelf().inSingletonScope();
-    [CommandContribution, KeybindingContribution, MenuContribution].forEach(serviceIdentifier =>
-        bind(serviceIdentifier).toService(QuickCommandFrontendContribution)
-    );
+    for (const identifier of [CommandContribution, KeybindingContribution, MenuContribution]) {
+        bind(identifier).toService(QuickCommandFrontendContribution);
+    }
 
     bind(QuickPickService).to(QuickPickServiceImpl).inSingletonScope().onActivation(({ container }, quickPickService: QuickPickService) => {
         WebSocketConnectionProvider.createProxy(container, quickPickServicePath, quickPickService);
diff --git a/packages/core/src/browser/keybinding.spec.ts b/packages/core/src/browser/keybinding.spec.ts
index bb1b0f2f16283..684e259c58db6 100644
--- a/packages/core/src/browser/keybinding.spec.ts
+++ b/packages/core/src/browser/keybinding.spec.ts
@@ -69,9 +69,9 @@ before(async () => {
         bindContributionProvider(bind, KeybindingContribution);
 
         bind(TestContribution).toSelf().inSingletonScope();
-        [CommandContribution, KeybindingContribution].forEach(serviceIdentifier =>
-            bind(serviceIdentifier).toService(TestContribution)
-        );
+        for (const identifier of [CommandContribution, KeybindingContribution]) {
+            bind(identifier).toService(TestContribution);
+        }
 
         bind(KeybindingContext).toConstantValue({
             id: 'testContext',
diff --git a/packages/editor/src/browser/editor-frontend-module.ts b/packages/editor/src/browser/editor-frontend-module.ts
index 952fe1c8a8b73..6f065a7d101a0 100644
--- a/packages/editor/src/browser/editor-frontend-module.ts
+++ b/packages/editor/src/browser/editor-frontend-module.ts
@@ -68,9 +68,9 @@ export default new ContainerModule(bind => {
 
     bind(VariableContribution).to(EditorVariableContribution).inSingletonScope();
 
-    [CommandContribution, KeybindingContribution, QuickOpenContribution].forEach(serviceIdentifier => {
-        bind(serviceIdentifier).toService(EditorContribution);
-    });
+    for (const identifier of [CommandContribution, KeybindingContribution, QuickOpenContribution]) {
+        bind(identifier).toService(EditorContribution);
+    }
     bind(EditorQuickOpenService).toSelf().inSingletonScope();
 
     bind(CurrentEditorAccess).toSelf().inSingletonScope();
diff --git a/packages/file-search/src/browser/file-search-frontend-module.ts b/packages/file-search/src/browser/file-search-frontend-module.ts
index b603507d8e1c8..713b372c6a63c 100644
--- a/packages/file-search/src/browser/file-search-frontend-module.ts
+++ b/packages/file-search/src/browser/file-search-frontend-module.ts
@@ -28,9 +28,9 @@ export default new ContainerModule((bind: interfaces.Bind) => {
     }).inSingletonScope();
 
     bind(QuickFileOpenFrontendContribution).toSelf().inSingletonScope();
-    [CommandContribution, KeybindingContribution, QuickOpenContribution].forEach(serviceIdentifier =>
-        bind(serviceIdentifier).toService(QuickFileOpenFrontendContribution)
-    );
+    for (const identifier of [CommandContribution, KeybindingContribution, QuickOpenContribution]) {
+        bind(identifier).toService(QuickFileOpenFrontendContribution);
+    }
 
     bind(QuickFileOpenService).toSelf().inSingletonScope();
 });
diff --git a/packages/preview/src/browser/preview-frontend-module.ts b/packages/preview/src/browser/preview-frontend-module.ts
index 7dbabcbcde246..8997f646311d4 100644
--- a/packages/preview/src/browser/preview-frontend-module.ts
+++ b/packages/preview/src/browser/preview-frontend-module.ts
@@ -51,7 +51,7 @@ export default new ContainerModule(bind => {
     })).inSingletonScope();
 
     bind(PreviewContribution).toSelf().inSingletonScope();
-    [CommandContribution, MenuContribution, OpenHandler, FrontendApplicationContribution, TabBarToolbarContribution].forEach(serviceIdentifier =>
-        bind(serviceIdentifier).toService(PreviewContribution)
-    );
+    for (const identifier of [CommandContribution, MenuContribution, OpenHandler, FrontendApplicationContribution, TabBarToolbarContribution]) {
+        bind(identifier).toService(PreviewContribution);
+    }
 });