diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index f2f9f63..176e5aa 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -56,7 +56,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Install system-wide dependencies
-        run: sudo apt-get update && sudo apt-get install -y libsfml-dev rsync
+        run: sudo apt-get update && sudo apt-get install -y libsfml-dev rsync libsdl2-dev libsdl2-mixer-dev libsdl2-ttf-dev libsdl2-image-dev
 
       - name: CMake
         run: cmake -B ${{github.workspace}}/build -DJT_ENABLE_UNITTESTS=OFF -DCMAKE_BUILD_TYPE=Release -DJT_ENABLE_DEMOS=OFF .