diff --git a/Demo.xcodeproj/project.pbxproj b/Demo.xcodeproj/project.pbxproj
index 90eb25d..044fb1c 100755
--- a/Demo.xcodeproj/project.pbxproj
+++ b/Demo.xcodeproj/project.pbxproj
@@ -1059,6 +1059,7 @@
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
+				SWIFT_VERSION = 2.3;
 			};
 			name = Debug;
 		};
@@ -1097,6 +1098,7 @@
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
 				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
+				SWIFT_VERSION = 2.3;
 				VALIDATE_PRODUCT = YES;
 			};
 			name = Release;
diff --git a/Sources/NetworkingImage.swift b/Sources/NetworkingImage.swift
index b3dfe07..dbd1982 100644
--- a/Sources/NetworkingImage.swift
+++ b/Sources/NetworkingImage.swift
@@ -32,7 +32,11 @@ extension NetworkingImage {
 
     func pngData() -> NSData? {
         #if os(OSX)
-            return self.data(type: .PNG)
+            #if swift(>=2.3)
+                return self.data(type: .PNG)
+            #else
+                return self.data(type: .NSPNGFileType)
+            #endif
         #else
             return UIImagePNGRepresentation(self)
         #endif
@@ -40,7 +44,11 @@ extension NetworkingImage {
 
     func jpgData() -> NSData? {
         #if os(OSX)
-            return self.data(type: .JPEG)
+            #if swift(>=2.3)
+                return self.data(type: .JPEG)
+            #else
+                return self.data(type: .NSJPEGFileType)
+            #endif
         #else
             return UIImageJPEGRepresentation(self, 1)
         #endif