diff --git a/.github/workflows/backend.yaml b/.github/workflows/backend.yaml
index 92a109d..ba7667d 100644
--- a/.github/workflows/backend.yaml
+++ b/.github/workflows/backend.yaml
@@ -11,11 +11,14 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v3
 
+      - name: Apt update
+        run: sudo apt-get update
+
       - name: Install CMake
         run: sudo apt-get install -y cmake
 
       - name: Install OCCT dependencies
-        run: sudo apt install -y libfreetype6-dev libgl2ps-dev libx11-dev libxt-dev libxmu-dev libxi-dev libgl-dev libc++-15-dev libc++abi-15-dev
+        run: sudo apt-get install -y libfreetype6-dev libgl2ps-dev libx11-dev libxt-dev libxmu-dev libxi-dev libgl-dev libc++-15-dev libc++abi-15-dev
 
       - name: Create build directory
         working-directory: backend