diff --git a/src/vs/code/electron-main/app.ts b/src/vs/code/electron-main/app.ts
index d91ab55a23d..cda40703e32 100644
--- a/src/vs/code/electron-main/app.ts
+++ b/src/vs/code/electron-main/app.ts
@@ -511,7 +511,7 @@ export class CodeApplication extends Disposable {
 						type: 'info',
 						message: localize('trace.message', "Successfully created trace."),
 						detail: localize('trace.detail', "Please create an issue and manually attach the following file:\n{0}", path),
-						buttons: [localize('trace.ok', "Ok")]
+						buttons: [localize('trace.ok', "OK")]
 					}, withNullAsUndefined(BrowserWindow.getFocusedWindow()));
 				}
 			} else {
diff --git a/src/vs/workbench/services/extensions/electron-browser/extensionService.ts b/src/vs/workbench/services/extensions/electron-browser/extensionService.ts
index 0da45d75af5..75a7b78a09f 100644
--- a/src/vs/workbench/services/extensions/electron-browser/extensionService.ts
+++ b/src/vs/workbench/services/extensions/electron-browser/extensionService.ts
@@ -600,7 +600,7 @@ export class ExtensionService extends AbstractExtensionService implements IExten
 		const extension = allExtensions.filter(e => e.identifier.value === resolverExtensionId)[0];
 		if (extension) {
 			if (this._isDisabled(extension)) {
-				const message = nls.localize('enableResolver', "Extension '{0}' is required to open the remote window.\nOk to enable?", recommendation.friendlyName);
+				const message = nls.localize('enableResolver', "Extension '{0}' is required to open the remote window.\nOK to enable?", recommendation.friendlyName);
 				this._notificationService.prompt(Severity.Info, message,
 					[{
 						label: nls.localize('enable', 'Enable and Reload'),
@@ -615,7 +615,7 @@ export class ExtensionService extends AbstractExtensionService implements IExten
 			}
 		} else {
 			// Install the Extension and reload the window to handle.
-			const message = nls.localize('installResolver', "Extension '{0}' is required to open the remote window.\nOk to install?", recommendation.friendlyName);
+			const message = nls.localize('installResolver', "Extension '{0}' is required to open the remote window.\nnOK to install?", recommendation.friendlyName);
 			this._notificationService.prompt(Severity.Info, message,
 				[{
 					label: nls.localize('install', 'Install and Reload'),