diff --git a/Default-568h@2x.png b/Default-568h@2x.png
new file mode 100644
index 0000000..0891b7a
Binary files /dev/null and b/Default-568h@2x.png differ
diff --git a/SCNavigation.xcodeproj/project.pbxproj b/SCNavigation.xcodeproj/project.pbxproj
index 2168e39..4fa907d 100644
--- a/SCNavigation.xcodeproj/project.pbxproj
+++ b/SCNavigation.xcodeproj/project.pbxproj
@@ -31,6 +31,7 @@
 		29670A2E199D9EEF00B4A59B /* InfoPlist.strings in Resources */ = {isa = PBXBuildFile; fileRef = 29670A2C199D9EEF00B4A59B /* InfoPlist.strings */; };
 		29670A30199D9EEF00B4A59B /* SCNavigationTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 29670A2F199D9EEF00B4A59B /* SCNavigationTests.m */; };
 		299114F31B0AD5F700E08BAE /* UIViewController+SCNavigation.m in Sources */ = {isa = PBXBuildFile; fileRef = 299114F21B0AD5F700E08BAE /* UIViewController+SCNavigation.m */; };
+		A6C2F8CD1B976D330085BCA9 /* Default-568h@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = A6C2F8CC1B976D330085BCA9 /* Default-568h@2x.png */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -84,6 +85,7 @@
 		29670A2F199D9EEF00B4A59B /* SCNavigationTests.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = SCNavigationTests.m; sourceTree = "<group>"; };
 		299114F11B0AD5F700E08BAE /* UIViewController+SCNavigation.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "UIViewController+SCNavigation.h"; sourceTree = "<group>"; };
 		299114F21B0AD5F700E08BAE /* UIViewController+SCNavigation.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "UIViewController+SCNavigation.m"; sourceTree = "<group>"; };
+		A6C2F8CC1B976D330085BCA9 /* Default-568h@2x.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "Default-568h@2x.png"; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -165,6 +167,7 @@
 		296709F8199D9EEE00B4A59B = {
 			isa = PBXGroup;
 			children = (
+				A6C2F8CC1B976D330085BCA9 /* Default-568h@2x.png */,
 				29670A0A199D9EEE00B4A59B /* SCNavigation */,
 				29670A29199D9EEF00B4A59B /* SCNavigationTests */,
 				29670A03199D9EEE00B4A59B /* Frameworks */,
@@ -316,6 +319,7 @@
 				29670A1D199D9EEE00B4A59B /* Images.xcassets in Resources */,
 				2929701519A38945007B5A02 /* navi_mask@2x.png in Resources */,
 				2929701619A38945007B5A02 /* navi_shadow@2x.png in Resources */,
+				A6C2F8CD1B976D330085BCA9 /* Default-568h@2x.png in Resources */,
 				29670A0F199D9EEE00B4A59B /* InfoPlist.strings in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
@@ -461,8 +465,6 @@
 		29670A34199D9EEF00B4A59B /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
-				ASSETCATALOG_COMPILER_LAUNCHIMAGE_NAME = LaunchImage;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				GCC_PREFIX_HEADER = "SCNavigation/SCNavigation-Prefix.pch";
 				INFOPLIST_FILE = "SCNavigation/SCNavigation-Info.plist";
@@ -475,8 +477,6 @@
 		29670A35199D9EEF00B4A59B /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
-				ASSETCATALOG_COMPILER_LAUNCHIMAGE_NAME = LaunchImage;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				GCC_PREFIX_HEADER = "SCNavigation/SCNavigation-Prefix.pch";
 				INFOPLIST_FILE = "SCNavigation/SCNavigation-Info.plist";
diff --git a/SCNavigation/SCNavigation/SCNavigationController.m b/SCNavigation/SCNavigation/SCNavigationController.m
index 0409ecf..76f0cfc 100644
--- a/SCNavigation/SCNavigation/SCNavigationController.m
+++ b/SCNavigation/SCNavigation/SCNavigationController.m
@@ -91,10 +91,10 @@ - (void)pushViewController:(UIViewController *)viewController animated:(BOOL)ani
 
 - (UIViewController *)popViewControllerAnimated:(BOOL)animated {
 
-    if (self.isTransiting) {
-        self.isTransiting = NO;
-        return nil;
-    }
+//    if (self.isTransiting) {
+//        self.isTransiting = NO;
+//        return nil;
+//    }
 
     return [super popViewControllerAnimated:animated];