diff --git a/appveyor.yml b/appveyor.yml
index a7cf22c3..eecffff8 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -17,7 +17,7 @@ environment:
   - MSYSTEM: MINGW32
 
 install:
-- c:\msys64\usr\bin\bash -lc "pacman --noconfirm -Rns gcc-fortran gcc"
+- c:\msys64\usr\bin\bash -lc "pacman --noconfirm -Rns gcc-fortran gcc mingw-w64-{i686,x86_64}-gcc-ada mingw-w64-{i686,x86_64}-gcc-objc"
 - c:\msys64\usr\bin\bash -lc "pacman --noconfirm -Syuu --force"
 
 - c:\msys64\usr\bin\bash -lc "pacman --noconfirm -Syuu --force"