Update REAMDE
diff --git a/README.md b/README.md
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--- a/README.md
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@@ -13,7 +13,7 @@
 > **Use `#import <UsergridSDK/UsergridSDK-Swift.h>` in your Objective-C files to enable the use of the SDK.**
 
 - iOS 8.0+ / Mac OS X 10.11+ / tvOS 9.1+ / watchOS 2.1+
-- Xcode 7.1+
+- Xcode < 8
 
 ## Installation