diff --git a/.github/workflows/wrapper-manager-image.yml b/.github/workflows/wrapper-manager-image.yml
index 7dfc895..845921f 100644
--- a/.github/workflows/wrapper-manager-image.yml
+++ b/.github/workflows/wrapper-manager-image.yml
@@ -27,6 +27,7 @@ jobs:
 
     - name: Mount image
       run: |
+        sudo apt-get update
         sudo apt-get install -y qemu-utils
         sudo modprobe nbd max_part=8
         sudo qemu-nbd --connect=/dev/nbd0 wrapper-manager.qcow2