diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b523fb1..52b5ba3 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -63,6 +63,7 @@ jobs:
 
       - name: Install Kerberos client
         run: |
+          sudo apt-get update
           sudo DEBIAN_FRONTEND=noninteractive apt-get install -yq libkrb5-dev krb5-user
 
       - name: Set up Docker Buildx