diff --git a/Classes/FlickrKit/FlickrKit.m b/Classes/FlickrKit/FlickrKit.m
index e492a02..35a9f89 100644
--- a/Classes/FlickrKit/FlickrKit.m
+++ b/Classes/FlickrKit/FlickrKit.m
@@ -211,8 +211,12 @@ - (FKDUNetworkOperation *) beginAuthWithCallbackURL:(NSURL *)url permission:(FKP
 			NSString *oat = params[@"oauth_token"];
 			NSString *oats = params[@"oauth_token_secret"];
 			if (!oat || !oats) {
-				
-				NSDictionary *userInfo = @{NSLocalizedDescriptionKey: response};
+				NSInteger statusCode = -1;
+				if ([response isKindOfClass:[NSHTTPURLResponse class]]) {
+					statusCode = ((NSHTTPURLResponse*)response).statusCode;
+				}
+				NSString* errorDescription = [NSString stringWithFormat:@"Unexpected response from server: %d", statusCode];
+				NSDictionary *userInfo = @{NSLocalizedDescriptionKey: errorDescription};
 				NSError *error = [NSError errorWithDomain:FKFlickrKitErrorDomain code:FKErrorAuthenticating userInfo:userInfo];
 				if (completion) {
 					completion(nil, error);