diff --git a/ports/libwebp/CONTROL b/ports/libwebp/CONTROL
index 4c76291ee..e18e5b7b6 100644
--- a/ports/libwebp/CONTROL
+++ b/ports/libwebp/CONTROL
@@ -33,6 +33,7 @@ Description: Build the webpmux command line tool.
 
 Feature: extras
 Description: Build extras.
+Build-Depends: sdl1 (windows)
 
 Feature: nearlossless
 Description: Enable near-lossless encoding
@@ -58,4 +59,4 @@ Description: Enable byte swap for 16 bit colorspaces.
 
 Feature: all
 Description: enable all features except for webp_js and swap16bitcsp
-Build-Depends: libwebp[anim, gif2webp, img2webp, info, mux, nearlossless, simd, cwebp, dwebp], libwebp[vwebp_sdl] (!osx), libwebp[extras] (!osx)
\ No newline at end of file
+Build-Depends: libwebp[anim, gif2webp, img2webp, info, mux, nearlossless, simd, cwebp, dwebp], libwebp[vwebp_sdl] (!osx), libwebp[extras] (!osx)