diff --git a/.github/workflows/database-backup-migrate.yml b/.github/workflows/database-backup-migrate.yml
index 718ecd632..892a10faf 100644
--- a/.github/workflows/database-backup-migrate.yml
+++ b/.github/workflows/database-backup-migrate.yml
@@ -39,7 +39,7 @@ jobs:
           echo "RUNNER_IP=$(curl ifconfig.me)" >> $GITHUB_ENV
           source global_config/${{ inputs.environment }}.sh
           resource_prefix=$(jq -r '.resource_prefix' ${tf_vars_file})
-          resource_prefix=${resource_prefix//-/}
+          resource_prefix="${resource_prefix//-/}""
           echo "BACKUP_STORAGE_GROUP="${resource_prefix}rsmdbbackup${CONFIG_SHORT}"  >> $GITHUB_ENV
 
       - name: Set postgres environment variables