diff --git a/types/signalr-no-jquery/index.d.ts b/types/signalr-no-jquery/index.d.ts
index 67673da92e..5f76e9835f 100644
--- a/types/signalr-no-jquery/index.d.ts
+++ b/types/signalr-no-jquery/index.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for signalr-no-jquery 0.1.8
+// Type definitions for signalr-no-jquery 0.1
 // Project: https://github.com/DVLP/signalr-no-jquery/
 // Definitions by: Martin Gjoshevski <https://github.com/gjoshevski>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
@@ -13,7 +13,7 @@ export interface Connection {
     proxies: { [hubName: string]: any };
     transport: {
         name: string,
-        supportsKeepAlive: () => boolean
+        supportsKeepAlive?: () => boolean
     };
 
    /**