diff --git a/chart/templates/keycloak-statefulset.yaml b/chart/templates/keycloak-statefulset.yaml
index c31fec8..6bfcde8 100644
--- a/chart/templates/keycloak-statefulset.yaml
+++ b/chart/templates/keycloak-statefulset.yaml
@@ -266,12 +266,14 @@ spec:
             {{ end }}
             - name: KC_DB
               value: mysql
+            {{- if not (include "list-of-maps-contains" (list .Values.deployments.keycloak.extraEnvs "KC_DB_URL")) }}
             - name: KC_DB_URL
               {{- if eq .Values.deployments.keycloak.dbConnector "mysql" }}
               value: jdbc:mysql://{{ include "mysql.db_endpoint" . }}:3306/{{ .Values.general.db_database }}?useSSL={{ .Values.general.db_require_secure_transport }}&allowPublicKeyRetrieval=true&trustServerCertificate=true&serverTimezone=UTC
               {{- else if eq .Values.deployments.keycloak.dbConnector "mariadb" }}
               value: jdbc:mariadb://{{ include "mysql.db_endpoint" . }}:3306/{{ .Values.general.db_database }}?useSSL={{ .Values.general.db_require_secure_transport }}&allowPublicKeyRetrieval=true&trustServerCertificate=true&serverTimezone=UTC
               {{- end }}
+            {{- end }}
             - name: KC_DB_USERNAME
               valueFrom:
                 secretKeyRef: