diff --git a/monaco.d.ts b/monaco.d.ts
index 3a048fe1..88cdad25 100644
--- a/monaco.d.ts
+++ b/monaco.d.ts
@@ -244,6 +244,10 @@ declare namespace monaco.languages.typescript {
 		 * be performed
 		 */
 		setDiagnosticsOptions(options: DiagnosticsOptions): void;
+		/**
+		 * Configure webworker options
+		 */
+		setWorkerOptions(options: WorkerOptions): void;
 		/**
 		 * No-op.
 		 */
diff --git a/src/monaco.contribution.ts b/src/monaco.contribution.ts
index dff671f2..62db52aa 100644
--- a/src/monaco.contribution.ts
+++ b/src/monaco.contribution.ts
@@ -268,6 +268,11 @@ export interface LanguageServiceDefaults {
 	 */
 	setDiagnosticsOptions(options: DiagnosticsOptions): void;
 
+	/**
+	 * Configure webworker options
+	 */
+	setWorkerOptions(options: WorkerOptions): void;
+
 	/**
 	 * No-op.
 	 */