diff --git a/binderhub-service/templates/deployment.yaml b/binderhub-service/templates/deployment.yaml
index 15c7962..5dc5b9b 100644
--- a/binderhub-service/templates/deployment.yaml
+++ b/binderhub-service/templates/deployment.yaml
@@ -46,7 +46,7 @@ spec:
             periodSeconds: 1
             failureThreshold: 60
             httpGet:
-              path: {{ .Values.config.BinderHub.base_url }}/versions
+              path: {{ .Values.config.BinderHub.base_url | trimSuffix "/" }}/versions
               port: http
       {{- with .Values.image.pullSecrets }}
       imagePullSecrets: