diff --git a/spin/spin.d.ts b/spin/spin.d.ts
index b6a7d37f8c..88a45943a1 100644
--- a/spin/spin.d.ts
+++ b/spin/spin.d.ts
@@ -34,7 +34,7 @@ declare class Spinner {
      * spinning, it is automatically removed from its previous target by calling
      * stop() internally.
      */
-    spin(target?: any): Spinner;
+    spin(target?: HTMLElement): Spinner;
 
     /**
      * Stops and removes the Spinner.