diff --git a/.github/workflows/winpkg.yml b/.github/workflows/winpkg.yml
index 4510795..27d9ca0 100644
--- a/.github/workflows/winpkg.yml
+++ b/.github/workflows/winpkg.yml
@@ -28,7 +28,7 @@ jobs:
           install: xz dos2unix mingw-w64-x86_64-gcc automake autoconf make git pkgconf
             mingw-w64-x86_64-gettext gettext-devel mingw-w64-x86_64-openssl
             libtool mingw-w64-x86_64-gtk3 mingw-w64-x86_64-librsvg mingw-w64-x86_64-gdk-pixbuf2
-            mingw-w64-x86_64-nsis 
+            mingw-w64-x86_64-optipng mingw-w64-x86_64-nsis 
       - uses: robinraju/release-downloader@v1.7
         with:
           repository: "PerryWerneck/lib3270"
--
libgit2 0.21.2