diff --git a/chart/templates/gitlab/secret-sso.yaml b/chart/templates/gitlab/secret-sso.yaml
index 5cbd8db6b52d5ebf3a5baadacca8a215388d5147..f329474c614a201d2729ac8baab11e36740dbaf5 100644
--- a/chart/templates/gitlab/secret-sso.yaml
+++ b/chart/templates/gitlab/secret-sso.yaml
@@ -23,7 +23,7 @@ stringData:
         ],
         "response_type": "code",
         {{- if .Values.addons.gitlab.sso.issuer_uri }}
-        "issuer": "{{ .Values.addons.gitlab.sso.issuer_uri }}"
+        "issuer": "{{ .Values.addons.gitlab.sso.issuer_uri }}",
         {{- else }}
         "issuer": "https://{{ .Values.sso.oidc.host }}/auth/realms/{{ .Values.sso.oidc.realm }}",
         {{- end }}