diff --git a/SwiftGif.xcodeproj/project.pbxproj b/SwiftGif.xcodeproj/project.pbxproj
index ff88991..31000cc 100644
--- a/SwiftGif.xcodeproj/project.pbxproj
+++ b/SwiftGif.xcodeproj/project.pbxproj
@@ -344,10 +344,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				BUNDLE_LOADER = "$(BUILT_PRODUCTS_DIR)/SwiftGif.app/SwiftGif";
-				FRAMEWORK_SEARCH_PATHS = (
-					"$(SDKROOT)/Developer/Library/Frameworks",
-					"$(inherited)",
-				);
+				FRAMEWORK_SEARCH_PATHS = "$(inherited)";
 				GCC_PREPROCESSOR_DEFINITIONS = (
 					"DEBUG=1",
 					"$(inherited)",
@@ -365,10 +362,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				BUNDLE_LOADER = "$(BUILT_PRODUCTS_DIR)/SwiftGif.app/SwiftGif";
-				FRAMEWORK_SEARCH_PATHS = (
-					"$(SDKROOT)/Developer/Library/Frameworks",
-					"$(inherited)",
-				);
+				FRAMEWORK_SEARCH_PATHS = "$(inherited)";
 				INFOPLIST_FILE = SwiftGifTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				METAL_ENABLE_DEBUG_INFO = NO;
diff --git a/SwiftGifCommon/UIImage+Gif.swift b/SwiftGifCommon/UIImage+Gif.swift
index ce85a4b..b973a58 100755
--- a/SwiftGifCommon/UIImage+Gif.swift
+++ b/SwiftGifCommon/UIImage+Gif.swift
@@ -84,7 +84,9 @@ extension UIImage {
         return delay
     }
 
-    class func gcdForPair(var a: Int?, var _ b: Int?) -> Int {
+    class func gcdForPair(a: Int?, _ b: Int?) -> Int {
+        var a = a
+        var b = b
         // Check if one of them is nil
         if b == nil || a == nil {
             if b != nil {
diff --git a/SwiftGifOrigin.podspec b/SwiftGifOrigin.podspec
index 82c1cc4..a57556e 100644
--- a/SwiftGifOrigin.podspec
+++ b/SwiftGifOrigin.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = 'SwiftGifOrigin'
-  s.version      = '1.5.2'
+  s.version      = '1.5.3'
   s.summary      = 'A small UIImage extension with gif support'
   s.homepage     = 'https://github.com/bahlo/SwiftGif'
   s.license      = 'MIT'
@@ -11,7 +11,7 @@ Pod::Spec.new do |s|
 
   s.source = {
     git: 'https://github.com/bahlo/SwiftGif.git',
-    tag: 'v1.5.2'
+    tag: 'v1.5.3'
   }
 
   s.source_files = 'SwiftGifCommon/*.swift'