diff --git a/charts/modjo-microservice/templates/rollout.yaml b/charts/modjo-microservice/templates/rollout.yaml
index fd2a12c..278440a 100644
--- a/charts/modjo-microservice/templates/rollout.yaml
+++ b/charts/modjo-microservice/templates/rollout.yaml
@@ -124,7 +124,7 @@ spec:
             - name: MINIO_ENDPOINT
               value: {{ .Values.application.minio.endpoint }}
             - name: MINIO_PORT
-              value: {{ .Values.application.minio.port }}
+              value: {{ .Values.application.minio.port | quote }}
             - name: MINIO_ACCESS_KEY
               valueFrom:
                 secretKeyRef: