diff --git a/typescript/types/clock_info.d.ts b/typescript/types/clock_info.d.ts
index 9afaa6b79..d4082184a 100644
--- a/typescript/types/clock_info.d.ts
+++ b/typescript/types/clock_info.d.ts
@@ -30,7 +30,7 @@ declare module ClockInfo {
   type Item = {
     text: string,
     short?: string,
-    img?: string,
+    img?: Image,
   };
 
   type RangeItem =