diff --git a/SDWebImage/FLAnimatedImage/FLAnimatedImageView+WebCache.h b/SDWebImage/FLAnimatedImage/FLAnimatedImageView+WebCache.h
index f77c0edd3..656a58bac 100644
--- a/SDWebImage/FLAnimatedImage/FLAnimatedImageView+WebCache.h
+++ b/SDWebImage/FLAnimatedImage/FLAnimatedImageView+WebCache.h
@@ -31,7 +31,7 @@
  *
  * @param url The url for the image.
  */
-- (void)sd_setImageWithURL:(nullable NSURL *)url;
+- (void)sd_setImageWithURL:(nullable NSURL *)url NS_REFINED_FOR_SWIFT;
 
 /**
  * Load the image at the given url (either from cache or download) and load it in this imageView. It works with both static and dynamic images
@@ -42,7 +42,7 @@
  * @param placeholder The image to be set initially, until the image request finishes.
  */
 - (void)sd_setImageWithURL:(nullable NSURL *)url
-          placeholderImage:(nullable UIImage *)placeholder;
+          placeholderImage:(nullable UIImage *)placeholder NS_REFINED_FOR_SWIFT;
 
 /**
  * Load the image at the given url (either from cache or download) and load it in this imageView. It works with both static and dynamic images
@@ -55,7 +55,7 @@
  */
 - (void)sd_setImageWithURL:(nullable NSURL *)url
           placeholderImage:(nullable UIImage *)placeholder
-                   options:(SDWebImageOptions)options;
+                   options:(SDWebImageOptions)options NS_REFINED_FOR_SWIFT;
 
 /**
  * Load the image at the given url (either from cache or download) and load it in this imageView. It works with both static and dynamic images
@@ -86,7 +86,7 @@
  */
 - (void)sd_setImageWithURL:(nullable NSURL *)url
           placeholderImage:(nullable UIImage *)placeholder
-                 completed:(nullable SDExternalCompletionBlock)completedBlock;
+                 completed:(nullable SDExternalCompletionBlock)completedBlock NS_REFINED_FOR_SWIFT;
 
 /**
  * Load the image at the given url (either from cache or download) and load it in this imageView. It works with both static and dynamic images
diff --git a/SDWebImage/MKAnnotationView+WebCache.h b/SDWebImage/MKAnnotationView+WebCache.h
index 0ce6b399d..0f313af6a 100644
--- a/SDWebImage/MKAnnotationView+WebCache.h
+++ b/SDWebImage/MKAnnotationView+WebCache.h
@@ -25,7 +25,7 @@
  *
  * @param url The url for the image.
  */
-- (void)sd_setImageWithURL:(nullable NSURL *)url;
+- (void)sd_setImageWithURL:(nullable NSURL *)url NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `image` with an `url` and a placeholder.
@@ -37,7 +37,7 @@
  * @see sd_setImageWithURL:placeholderImage:options:
  */
 - (void)sd_setImageWithURL:(nullable NSURL *)url
-          placeholderImage:(nullable UIImage *)placeholder;
+          placeholderImage:(nullable UIImage *)placeholder NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `image` with an `url`, placeholder and custom options.
@@ -51,7 +51,7 @@
 
 - (void)sd_setImageWithURL:(nullable NSURL *)url
           placeholderImage:(nullable UIImage *)placeholder
-                   options:(SDWebImageOptions)options;
+                   options:(SDWebImageOptions)options NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `image` with an `url`.
@@ -83,7 +83,7 @@
  */
 - (void)sd_setImageWithURL:(nullable NSURL *)url
           placeholderImage:(nullable UIImage *)placeholder
-                 completed:(nullable SDExternalCompletionBlock)completedBlock;
+                 completed:(nullable SDExternalCompletionBlock)completedBlock NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `image` with an `url`, placeholder and custom options.
diff --git a/SDWebImage/UIButton+WebCache.h b/SDWebImage/UIButton+WebCache.h
index c43b7491e..f47ab8c8a 100644
--- a/SDWebImage/UIButton+WebCache.h
+++ b/SDWebImage/UIButton+WebCache.h
@@ -40,7 +40,7 @@
  * @param state The state that uses the specified title. The values are described in UIControlState.
  */
 - (void)sd_setImageWithURL:(nullable NSURL *)url
-                  forState:(UIControlState)state;
+                  forState:(UIControlState)state NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `image` with an `url` and a placeholder.
@@ -54,7 +54,7 @@
  */
 - (void)sd_setImageWithURL:(nullable NSURL *)url
                   forState:(UIControlState)state
-          placeholderImage:(nullable UIImage *)placeholder;
+          placeholderImage:(nullable UIImage *)placeholder NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `image` with an `url`, placeholder and custom options.
@@ -69,7 +69,7 @@
 - (void)sd_setImageWithURL:(nullable NSURL *)url
                   forState:(UIControlState)state
           placeholderImage:(nullable UIImage *)placeholder
-                   options:(SDWebImageOptions)options;
+                   options:(SDWebImageOptions)options NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `image` with an `url`.
@@ -105,7 +105,7 @@
 - (void)sd_setImageWithURL:(nullable NSURL *)url
                   forState:(UIControlState)state
           placeholderImage:(nullable UIImage *)placeholder
-                 completed:(nullable SDExternalCompletionBlock)completedBlock;
+                 completed:(nullable SDExternalCompletionBlock)completedBlock NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `image` with an `url`, placeholder and custom options.
@@ -139,7 +139,7 @@
  * @param state The state that uses the specified title. The values are described in UIControlState.
  */
 - (void)sd_setBackgroundImageWithURL:(nullable NSURL *)url
-                            forState:(UIControlState)state;
+                            forState:(UIControlState)state NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the backgroundImageView `image` with an `url` and a placeholder.
@@ -153,7 +153,7 @@
  */
 - (void)sd_setBackgroundImageWithURL:(nullable NSURL *)url
                             forState:(UIControlState)state
-                    placeholderImage:(nullable UIImage *)placeholder;
+                    placeholderImage:(nullable UIImage *)placeholder NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the backgroundImageView `image` with an `url`, placeholder and custom options.
@@ -168,7 +168,7 @@
 - (void)sd_setBackgroundImageWithURL:(nullable NSURL *)url
                             forState:(UIControlState)state
                     placeholderImage:(nullable UIImage *)placeholder
-                             options:(SDWebImageOptions)options;
+                             options:(SDWebImageOptions)options NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the backgroundImageView `image` with an `url`.
@@ -204,7 +204,7 @@
 - (void)sd_setBackgroundImageWithURL:(nullable NSURL *)url
                             forState:(UIControlState)state
                     placeholderImage:(nullable UIImage *)placeholder
-                           completed:(nullable SDExternalCompletionBlock)completedBlock;
+                           completed:(nullable SDExternalCompletionBlock)completedBlock NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the backgroundImageView `image` with an `url`, placeholder and custom options.
diff --git a/SDWebImage/UIImageView+HighlightedWebCache.h b/SDWebImage/UIImageView+HighlightedWebCache.h
index ceb71c2ad..c806e5f29 100644
--- a/SDWebImage/UIImageView+HighlightedWebCache.h
+++ b/SDWebImage/UIImageView+HighlightedWebCache.h
@@ -24,7 +24,7 @@
  *
  * @param url The url for the image.
  */
-- (void)sd_setHighlightedImageWithURL:(nullable NSURL *)url;
+- (void)sd_setHighlightedImageWithURL:(nullable NSURL *)url NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `highlightedImage` with an `url` and custom options.
@@ -35,7 +35,7 @@
  * @param options The options to use when downloading the image. @see SDWebImageOptions for the possible values.
  */
 - (void)sd_setHighlightedImageWithURL:(nullable NSURL *)url
-                              options:(SDWebImageOptions)options;
+                              options:(SDWebImageOptions)options NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `highlightedImage` with an `url`.
@@ -50,7 +50,7 @@
  *                       The fourth parameter is the original image url.
  */
 - (void)sd_setHighlightedImageWithURL:(nullable NSURL *)url
-                            completed:(nullable SDExternalCompletionBlock)completedBlock;
+                            completed:(nullable SDExternalCompletionBlock)completedBlock NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `highlightedImage` with an `url` and custom options.
diff --git a/SDWebImage/UIImageView+WebCache.h b/SDWebImage/UIImageView+WebCache.h
index b1d954f97..568ccfd04 100644
--- a/SDWebImage/UIImageView+WebCache.h
+++ b/SDWebImage/UIImageView+WebCache.h
@@ -54,7 +54,7 @@
  *
  * @param url The url for the image.
  */
-- (void)sd_setImageWithURL:(nullable NSURL *)url;
+- (void)sd_setImageWithURL:(nullable NSURL *)url NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `image` with an `url` and a placeholder.
@@ -66,7 +66,7 @@
  * @see sd_setImageWithURL:placeholderImage:options:
  */
 - (void)sd_setImageWithURL:(nullable NSURL *)url
-          placeholderImage:(nullable UIImage *)placeholder;
+          placeholderImage:(nullable UIImage *)placeholder NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `image` with an `url`, placeholder and custom options.
@@ -79,7 +79,7 @@
  */
 - (void)sd_setImageWithURL:(nullable NSURL *)url
           placeholderImage:(nullable UIImage *)placeholder
-                   options:(SDWebImageOptions)options;
+                   options:(SDWebImageOptions)options NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `image` with an `url`.
@@ -111,7 +111,7 @@
  */
 - (void)sd_setImageWithURL:(nullable NSURL *)url
           placeholderImage:(nullable UIImage *)placeholder
-                 completed:(nullable SDExternalCompletionBlock)completedBlock;
+                 completed:(nullable SDExternalCompletionBlock)completedBlock NS_REFINED_FOR_SWIFT;
 
 /**
  * Set the imageView `image` with an `url`, placeholder and custom options.