diff --git a/tests/templates/kuttl/oidc-opa/30_nifi.yaml.j2 b/tests/templates/kuttl/oidc-opa/30_nifi.yaml.j2
index a01bb72e..a087d135 100644
--- a/tests/templates/kuttl/oidc-opa/30_nifi.yaml.j2
+++ b/tests/templates/kuttl/oidc-opa/30_nifi.yaml.j2
@@ -59,7 +59,7 @@ spec:
           - -euo
           - pipefail
           args:
-          - cp /tmp/flow.json /stackable/data/database/flow.json && gzip /stackable/data/database/flow.json
+          - cp /tmp/flow.json /stackable/data/database/flow.json && gzip --force /stackable/data/database/flow.json
           volumeMounts:
           - mountPath: /stackable/data/database
             name: database-repository