diff --git a/appveyor-build.sh b/appveyor-build.sh
index 1f66c409a..062cee9e1 100644
--- a/appveyor-build.sh
+++ b/appveyor-build.sh
@@ -5,7 +5,7 @@ ARCH=Win64
 pacman -Syu --noconfirm
 
 # Install necessary packages
-pacman -S --noconfirm mingw-w64-x86_64-toolchain mingw-w64-x86_64-cmake mingw-w64-x86_64-ninja mingw-w64-x86_64-qt5 mingw-w64-x86_64-ffmpeg mingw-w64-x86_64-openimageio mingw-w64-x86_64-opencolorio 
+pacman -S --noconfirm --needed mingw-w64-x86_64-toolchain mingw-w64-x86_64-cmake mingw-w64-x86_64-ninja mingw-w64-x86_64-qt5 mingw-w64-x86_64-ffmpeg mingw-w64-x86_64-openimageio mingw-w64-x86_64-opencolorio 
 
 # Generate Ninja Makefiles
 cmake . -G "Ninja"