         
         var postNotification:Bool = false
         
-        if let appLatestVersion = responseHeaders[AppLatestVersionKey] as? String {
+        if let appLatestVersion = responseHeaders[caseInsensitive: AppLatestVersionKey] as? String {
             postNotification = latestVersion != appLatestVersion
             latestVersion = appLatestVersion
         }

        }
    }
}

            }
        }
        
        if let versionLastSupportedDate = responseHeaders[caseInsensitive: AppVersionLastSupportedDateKey] as? String {
            lastSupportedDateString = versionLastSupportedDate
        }
        
