diff --git a/SDWebImage/SDImageCache.m b/SDWebImage/SDImageCache.m
index f3d5852f..dbb0bf5e 100644
--- a/SDWebImage/SDImageCache.m
+++ b/SDWebImage/SDImageCache.m
@@ -195,18 +195,21 @@ static const NSInteger kDefaultCacheMaxCacheAge = 60 * 60 * 24 * 7; // 1 week
 
     dispatch_async(self.ioQueue, ^
     {
-        UIImage *diskImage = [UIImage decodedImageWithImage:SDScaledImageForPath(key, [NSData dataWithContentsOfFile:[self cachePathForKey:key]])];
-
-        if (diskImage)
+        @autoreleasepool
         {
-            CGFloat cost = diskImage.size.height * diskImage.size.width * diskImage.scale;
-            [self.memCache setObject:diskImage forKey:key cost:cost];
+            UIImage *diskImage = [UIImage decodedImageWithImage:SDScaledImageForPath(key, [NSData dataWithContentsOfFile:[self cachePathForKey:key]])];
+
+            if (diskImage)
+            {
+                CGFloat cost = diskImage.size.height * diskImage.size.width * diskImage.scale;
+                [self.memCache setObject:diskImage forKey:key cost:cost];
+            }
+
+            dispatch_async(dispatch_get_main_queue(), ^
+            {
+                doneBlock(diskImage, SDImageCacheTypeDisk);
+            });
         }
-
-        dispatch_async(dispatch_get_main_queue(), ^
-        {
-            doneBlock(diskImage, SDImageCacheTypeDisk);
-        });
     });
 }