diff --git a/helm/minio/templates/_helpers.tpl b/helm/minio/templates/_helpers.tpl
index 4e381941c..3d62c69ed 100644
--- a/helm/minio/templates/_helpers.tpl
+++ b/helm/minio/templates/_helpers.tpl
@@ -166,7 +166,7 @@ Formats volume for MinIO TLS keys and trusted certs
 {{- if .Values.tls.enabled }}
 - name: cert-secret-volume
   secret:
-    secretName: {{ .Values.tls.certSecret }}
+    secretName: {{ tpl .Values.tls.certSecret }}
     items:
     - key: {{ .Values.tls.publicCrt }}
       path: public.crt
@@ -215,4 +215,4 @@ otherwise it generates a random value.
   {{- else }}
     {{- include "minio.getValueFromSecret" (dict "Namespace" .Release.Namespace "Name" (include "minio.fullname" .) "Length" 40 "Key" "rootPassword") }}
   {{- end }}
-{{- end -}}
\ No newline at end of file
+{{- end -}}