diff --git a/build.sh b/build.sh
index e07f3155..c9b470ca 100755
--- a/build.sh
+++ b/build.sh
@@ -17,6 +17,7 @@ set -e
   --enable-ios-zlib \
   --enable-ios-bzip2 \
   --enable-ios-libiconv \
+  --enable-libwebp \
   --no-bitcode
 
 FRAMEWORK_NAMES=(ffmpegkit libavcodec libavdevice libavfilter libavformat libavutil libswresample libswscale)
diff --git a/scripts/apple/ffmpeg.sh b/scripts/apple/ffmpeg.sh
index 99a170bd..c26f3d45 100755
--- a/scripts/apple/ffmpeg.sh
+++ b/scripts/apple/ffmpeg.sh
@@ -545,7 +545,7 @@ ${SED_INLINE} 's/static int av_log_level/__thread int av_log_level/g' "${BASEDIR
   --enable-videotoolbox \
   --enable-decoder=libvpx_vp9,opus \
   --enable-demuxer=matroska,ogg \
-  --enable-encoder=hevc_videotoolbox,aac_at \
+  --enable-encoder=hevc_videotoolbox,aac_at,libwebp_anim \
   --enable-muxer=mov,adts \
   --enable-protocol=file \
   --enable-filter=scale,null,format,anull,aresample,drawtext,color \