diff --git a/QueueITLib/QueueConsts.h b/QueueITLib/QueueConsts.h
index 4cc4866..616c521 100644
--- a/QueueITLib/QueueConsts.h
+++ b/QueueITLib/QueueConsts.h
@@ -3,6 +3,6 @@
 
 #define QueueCloseUrl @"queueit://close"
 #define QueueRestartSessionUrl @"queueit://restartSession"
-#define SDKVersion @"iOS-3.3.2";
+#define SDKVersion @"iOS-3.4.0";
 
 #endif
diff --git a/QueueITLib/QueueITWaitingRoomProvider.m b/QueueITLib/QueueITWaitingRoomProvider.m
index 4b6fd4a..59c804e 100644
--- a/QueueITLib/QueueITWaitingRoomProvider.m
+++ b/QueueITLib/QueueITWaitingRoomProvider.m
@@ -66,7 +66,7 @@ -(BOOL)tryEnqueue:(NSString*)enqueueToken
     }
     
     [IOSUtils getUserAgent:^(NSString * userAgent) {
-        [self tryEnqueueWithUserAgent:userAgent enqueueToken:enqueueToken enqueueKey:enqueueKey];
+        [self tryEnqueueWithUserAgent:userAgent enqueueToken:enqueueToken enqueueKey:enqueueKey error:error];
     }];
     
     return YES;
@@ -75,6 +75,7 @@ -(BOOL)tryEnqueue:(NSString*)enqueueToken
 -(void)tryEnqueueWithUserAgent:(NSString*)secretAgent
                   enqueueToken:(NSString*)enqueueToken
                     enqueueKey:(NSString*)enqueueKey
+                    error:(NSError**)error
 {
     NSString* userId = [IOSUtils getUserId];
     NSString* userAgent = [NSString stringWithFormat:@"%@;%@", secretAgent, [IOSUtils getLibraryVersion]];
@@ -93,7 +94,7 @@ -(void)tryEnqueueWithUserAgent:(NSString*)secretAgent
                success:^(QueueStatus *queueStatus)
 {
         if (queueStatus == NULL) {
-            [self enqueueRetryMonitor:enqueueToken enqueueKey:enqueueKey];
+            [self enqueueRetryMonitor:enqueueToken enqueueKey:enqueueKey error:error];
             return;
         }
         
@@ -112,7 +113,7 @@ -(void)tryEnqueueWithUserAgent:(NSString*)secretAgent
         }
         else
         {
-            [self enqueueRetryMonitor:enqueueToken enqueueKey:enqueueKey];
+            [self enqueueRetryMonitor:enqueueToken enqueueKey:enqueueKey error:&error];
         }
     }];
 }
@@ -138,10 +139,11 @@ -(void)handleAppEnqueueResponse:(NSString*) queueId
 
 -(void)enqueueRetryMonitor:(NSString*)enqueueToken
                 enqueueKey:(NSString*)enqueueKey
+                error:(NSError**)error
 {
     if (self.deltaSec < MAX_RETRY_SEC)
     {
-        [self tryEnqueue:enqueueToken enqueueKey:enqueueKey error:nil];
+        [self tryEnqueue:enqueueToken enqueueKey:enqueueKey error:error];
         
         [NSThread sleepForTimeInterval:self.deltaSec];
         self.deltaSec = self.deltaSec * 2;
diff --git a/QueueITLibrary.podspec b/QueueITLibrary.podspec
index 9f608b8..5df1ec0 100644
--- a/QueueITLibrary.podspec
+++ b/QueueITLibrary.podspec
@@ -1,12 +1,12 @@
 Pod::Spec.new do |s|
 s.name = "QueueITLibrary"
-s.version = "3.3.2"
+s.version = "3.4.0"
 s.summary = "Library for integrating Queue-it into an iOS app using web uI"
 s.homepage = "https://github.com/queueit/ios-webui-sdk"
 s.license = 'MIT'
 s.authors  = { 'Queue-It' => 'https://queue-it.com' }
 s.platform = :ios, '9.3'
-s.source   = { :git => 'https://github.com/queueit/ios-webui-sdk.git', :tag => '3.3.2' }
+s.source   = { :git => 'https://github.com/queueit/ios-webui-sdk.git', :tag => '3.4.0' }
 s.requires_arc = true
 s.source_files = "QueueITLib/*.{h,m}"
 end