diff --git a/SDWebImage/SDWebImageCompat.h b/SDWebImage/SDWebImageCompat.h
index 700007cd2..97735450c 100644
--- a/SDWebImage/SDWebImageCompat.h
+++ b/SDWebImage/SDWebImageCompat.h
@@ -13,7 +13,7 @@
 #error SDWebImage does not support Objective-C Garbage Collection
 #endif
 
-#if __IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_5_0
+#if __IPHONE_OS_VERSION_MIN_REQUIRED != 20000 && __IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_5_0
 #error SDWebImage doesn't support Deployement Target version < 5.0
 #endif