diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5c5941983..7186d049c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -122,6 +122,7 @@ jobs:
             os: ubuntu-18.04
             packages: python3 nsis g++-mingw-w64-i686 wine-stable bc wine-binfmt
             postinstall: |
+              sudo dpkg -s mono-runtime && sudo apt-get remove mono-runtime || echo "Very nothing to uninstall."
               sudo update-alternatives --set i686-w64-mingw32-gcc /usr/bin/i686-w64-mingw32-gcc-posix
               sudo update-alternatives --set i686-w64-mingw32-g++  /usr/bin/i686-w64-mingw32-g++-posix
               sudo update-binfmts --import /usr/share/binfmts/wine
@@ -138,6 +139,7 @@ jobs:
             os: ubuntu-18.04
             packages: python3 nsis g++-mingw-w64-x86-64 wine64 bc wine-binfmt
             postinstall: |
+              sudo dpkg -s mono-runtime && sudo apt-get remove mono-runtime || echo "Very nothing to uninstall."
               sudo update-alternatives --set x86_64-w64-mingw32-gcc  /usr/bin/x86_64-w64-mingw32-gcc-posix
               sudo update-alternatives --set x86_64-w64-mingw32-g++  /usr/bin/x86_64-w64-mingw32-g++-posix
               sudo update-binfmts --import /usr/share/binfmts/wine