diff --git a/charts/flagger/templates/deployment.yaml b/charts/flagger/templates/deployment.yaml
index 34fb7075..73a1ebb1 100644
--- a/charts/flagger/templates/deployment.yaml
+++ b/charts/flagger/templates/deployment.yaml
@@ -102,6 +102,10 @@ spec:
               - --spider
               - http://localhost:8080/healthz
             timeoutSeconds: 5
+          {{- if .Values.env }}
+          env:
+{{ toYaml .Values.env | indent 12 }}
+          {{- end }}
           resources:
 {{ toYaml .Values.resources | indent 12 }}
     {{- with .Values.nodeSelector }}
diff --git a/charts/flagger/values.yaml b/charts/flagger/values.yaml
index c13f37e6..9128fbb2 100644
--- a/charts/flagger/values.yaml
+++ b/charts/flagger/values.yaml
@@ -32,6 +32,19 @@ msteams:
   # MS Teams incoming webhook URL
   url:
 
+#env:
+#- name: SLACK_URL
+#  valueFrom:
+#    secretKeyRef:
+#      name: slack
+#      key: url
+#- name: MSTEAMS_URL
+#  valueFrom:
+#    secretKeyRef:
+#      name: msteams
+#      key: url
+env: []
+
 leaderElection:
   enabled: false
   replicaCount: 1
diff --git a/cmd/flagger/main.go b/cmd/flagger/main.go
index 44c4810d..529c9b32 100644
--- a/cmd/flagger/main.go
+++ b/cmd/flagger/main.go
@@ -287,7 +287,7 @@ func startLeaderElection(ctx context.Context, run func(), ns string, kubeClient
 func initNotifier(logger *zap.SugaredLogger) (client notifier.Interface) {
 	provider := "slack"
 	notifierURL := fromEnv("SLACK_URL", slackURL)
-	if msteamsURL != "" {
+	if msteamsURL != "" || os.Getenv("MSTEAMS_URL") != "" {
 		provider = "msteams"
 		notifierURL = fromEnv("MSTEAMS_URL", msteamsURL)
 	}