diff --git a/SDWebImage.podspec b/SDWebImage.podspec
index bcdde91f..c3b964a1 100644
--- a/SDWebImage.podspec
+++ b/SDWebImage.podspec
@@ -56,6 +56,10 @@ Pod::Spec.new do |s|
       'GCC_PREPROCESSOR_DEFINITIONS' => '$(inherited) SD_WEBP=1',
       'USER_HEADER_SEARCH_PATHS' => '$(inherited) $(SRCROOT)/libwebp/src'
     }
+    webp.watchos.xcconfig = {
+      'GCC_PREPROCESSOR_DEFINITIONS' => '$(inherited) SD_WEBP=1 WEBP_USE_INTRINSICS=1',
+      'USER_HEADER_SEARCH_PATHS' => '$(inherited) $(SRCROOT)/libwebp/src'
+    }
     webp.dependency 'SDWebImage/Core'
     webp.dependency 'libwebp'
   end