diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 693fda2..22e71c8 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -14,6 +14,10 @@ jobs:
     - name: Checkout repository
       uses: actions/checkout@v2
 
+    - name: Get latest package lists
+      run: |
+        pacman -Sy
+
     - name: Install dependencies
       run: |
         yes | pacman -S python python-pip hdf5 limesuite