diff --git a/.github/workflows/bootstrap.yml b/.github/workflows/bootstrap.yml
index 5b3e237b0c..991f02d431 100644
--- a/.github/workflows/bootstrap.yml
+++ b/.github/workflows/bootstrap.yml
@@ -82,7 +82,8 @@ jobs:
     steps:
       - name: Install dependencies
         run: |
-          zypper update -y
+          # Harden CI by applying the workaround described here: https://www.suse.com/support/kb/doc/?id=000019505
+          zypper update -y || zypper update -y
           zypper install -y \
               bzip2 curl file gcc-c++ gcc gcc-fortran tar git gpg2 gzip \
               make patch unzip which xz python3 python3-devel tree \