diff --git a/karma/templates/deployment.yaml b/karma/templates/deployment.yaml
index f8b59a1..0880040 100644
--- a/karma/templates/deployment.yaml
+++ b/karma/templates/deployment.yaml
@@ -25,7 +25,7 @@ spec:
         - name: {{ .Chart.Name }}
           env:
           - name: ALERTMANAGER_URI
-            value: {{ .Values.alertmanager_uri }}
+            value: {{ .Values.alertmanager_url }}
           securityContext:
             {{- toYaml .Values.securityContext | nindent 12 }}
           image: "{{ .Values.image.repository }}:{{ .Chart.AppVersion }}"