diff --git a/SDWebImage/UIImage+ForceDecode.h b/SDWebImage/UIImage+ForceDecode.h
index 708c37b0..e8ef5340 100644
--- a/SDWebImage/UIImage+ForceDecode.h
+++ b/SDWebImage/UIImage+ForceDecode.h
@@ -10,8 +10,8 @@
 
 @interface UIImage (ForceDecode)
 
-+ (nullable UIImage *)decodedImageWithImage:(nullable UIImage *)image;
++ (nullable UIImage *)sd_decodedImageWithImage:(nullable UIImage *)image;
 
-+ (nullable UIImage *)decodedAndScaledDownImageWithImage:(nullable UIImage *)image;
++ (nullable UIImage *)sd_decodedAndScaledDownImageWithImage:(nullable UIImage *)image;
 
 @end
diff --git a/SDWebImage/UIImage+ForceDecode.m b/SDWebImage/UIImage+ForceDecode.m
index ee55aee7..2f25f047 100644
--- a/SDWebImage/UIImage+ForceDecode.m
+++ b/SDWebImage/UIImage+ForceDecode.m
@@ -11,7 +11,7 @@
 
 @implementation UIImage (ForceDecode)
 
-+ (UIImage *)decodedImageWithImage:(UIImage *)image {
++ (UIImage *)sd_decodedImageWithImage:(UIImage *)image {
     if (!image) {
         return nil;
     }
@@ -19,7 +19,7 @@
     return [[SDWebImageCodersManager sharedInstance] decompressedImageWithImage:image data:&tempData options:@{SDWebImageCoderScaleDownLargeImagesKey: @(NO)}];
 }
 
-+ (UIImage *)decodedAndScaledDownImageWithImage:(UIImage *)image {
++ (UIImage *)sd_decodedAndScaledDownImageWithImage:(UIImage *)image {
     if (!image) {
         return nil;
     }