diff --git a/.github/workflows/ml-dsa.yml b/.github/workflows/ml-dsa.yml
index be05b47..cd7a6a5 100644
--- a/.github/workflows/ml-dsa.yml
+++ b/.github/workflows/ml-dsa.yml
@@ -18,7 +18,9 @@ jobs:
         with:
           release: 13.2.Rel1
       - name: Install qemu-system
-        run: sudo apt-get install -y qemu-system
+        run: |
+        sudo apt-get update
+        sudo apt-get install -y qemu-system
       - name: Install dependencies
         run:  pip3 install -r requirements.txt
       - name: Test (mps2-an500)
diff --git a/.github/workflows/ml-kem.yml b/.github/workflows/ml-kem.yml
index f7212a8..cf72f56 100644
--- a/.github/workflows/ml-kem.yml
+++ b/.github/workflows/ml-kem.yml
@@ -18,7 +18,9 @@ jobs:
         with:
           release: 13.2.Rel1
       - name: Install qemu-system
-        run: sudo apt-get install -y qemu-system
+        run: |
+        sudo apt-get update
+        sudo apt-get install -y qemu-system
       - name: Install dependencies
         run:  pip3 install -r requirements.txt
       - name: Test (mps2-an500)