diff --git a/SDWebImage/Core/SDWebImageIndicator.m b/SDWebImage/Core/SDWebImageIndicator.m
index 6d4a8ee3..b45a08a4 100644
--- a/SDWebImage/Core/SDWebImageIndicator.m
+++ b/SDWebImage/Core/SDWebImageIndicator.m
@@ -12,6 +12,7 @@
 
 #if SD_MAC
 #import <QuartzCore/QuartzCore.h>
+#import <CoreImage/CIFilter.h>
 #endif
 
 #pragma mark - Activity Indicator