diff --git a/types/material__menu/foundation.d.ts b/types/material__menu/foundation.d.ts
index d2fe3a2c4a..db94bb7d48 100644
--- a/types/material__menu/foundation.d.ts
+++ b/types/material__menu/foundation.d.ts
@@ -40,7 +40,7 @@ export default class MDCMenuFoundation extends MDCFoundation<MDCMenuFoundation>
     /**
      * @param corner Default anchor corner alignment of top-left menu corner.
      */
-    setAnchorCorner(corner: Corner): void;
+    setAnchorCorner(corner: number): void;
 
     /**
      * @param margin 4-plet of margins from anchor.
diff --git a/types/material__menu/index.d.ts b/types/material__menu/index.d.ts
index 3c50c13690..1762aa3721 100644
--- a/types/material__menu/index.d.ts
+++ b/types/material__menu/index.d.ts
@@ -39,7 +39,7 @@ export class MDCMenu extends MDCComponent<MDCMenuAdapter, MDCMenuFoundation> {
     /**
      * @param corner Default anchor corner alignment of top-left menu corner.
      */
-    setAnchorCorner(corner: Corner): void;
+    setAnchorCorner(corner: number): void;
 
     setAnchorMargin(margin: AnchorMargin): void;