diff --git a/src/vs/workbench/parts/debug/node/debugAdapter.ts b/src/vs/workbench/parts/debug/node/debugAdapter.ts
index 83a6eb1fee9..e1d6edd70ba 100644
--- a/src/vs/workbench/parts/debug/node/debugAdapter.ts
+++ b/src/vs/workbench/parts/debug/node/debugAdapter.ts
@@ -183,7 +183,7 @@ export class Adapter {
 				enum: [this.type],
 				description: nls.localize('debugType', "Type of configuration."),
 				pattern: '^(?!node2)',
-				errorMessage: nls.localize('node2NotSupported', "\"node2\" is no longer supported, use \"node\" instead and set the \"protocol\" attribute to \"inspector\".")
+				patternErrorMessage: nls.localize('node2NotSupported', "\"node2\" is no longer supported, use \"node\" instead and set the \"protocol\" attribute to \"inspector\".")
 			};
 			properties['name'] = {
 				type: 'string',