diff --git a/gapi/gapi.d.ts b/gapi/gapi.d.ts
index e001bf8aa..6da4200aa 100644
--- a/gapi/gapi.d.ts
+++ b/gapi/gapi.d.ts
@@ -140,7 +140,7 @@ declare module gapi.client {
                 status: number;
                 statusText: string;
             }
-            ) => any);
+            ) => any):void;
     }
     /**
      * Represents an HTTP Batch operation. Individual HTTP requests are added with the add method and the batch is executed using execute.
@@ -166,7 +166,7 @@ declare module gapi.client {
              */
             rawBatchResponse: any
             ) => any
-        });
+        }):void;
         /**
          * Executes all requests in the batch. The supplied callback is executed on success or failure.
          * @param callback The callback to execute when the batch returns.
@@ -180,7 +180,7 @@ declare module gapi.client {
              * is the same response, but as an unparsed JSON-string.
              */
             rawBatchResponse: string
-            ) => any);
+            ) => any):void;
     }
 
     /**
@@ -201,7 +201,7 @@ declare module gapi.client {
              * is the same as jsonResp, except it is a raw string that has not been parsed. It is typically used when the response is not JSON.
              */
             rawResp: string
-            ) => void );
+            ) => void ):void;
     }
 
 }
diff --git a/spin/spin.d.ts b/spin/spin.d.ts
index 88a45943a..c7ceac2b6 100644
--- a/spin/spin.d.ts
+++ b/spin/spin.d.ts
@@ -41,6 +41,6 @@ declare class Spinner {
      * Stopped spinners may be reused by calling spin() again.
      */
     stop(): Spinner;
-    lines(el, o);
-    opacity(el, i, val);
+    lines(el:HTMLElement, o:SpinnerOptions):HTMLElement;
+    opacity(el:HTMLElement, i:number, val:number, o:SpinnerOptions):void;
 }