diff --git a/charts/countly-web-ui-canary/templates/_helpers.tpl b/charts/countly-web-ui-canary/templates/_helpers.tpl
index 426f42c..df94662 100644
--- a/charts/countly-web-ui-canary/templates/_helpers.tpl
+++ b/charts/countly-web-ui-canary/templates/_helpers.tpl
@@ -22,7 +22,7 @@ app.kubernetes.io/part-of: countly
 app.kubernetes.io/managed-by: {{ .Release.Service }}
 helm.sh/chart: {{ printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" }}
 countly.io/canary: {{ include "canary.slug" . | quote }}
-countly.io/branch: {{ .Values.branch | quote }}
+countly.io/branch: {{ .Values.branch | replace "/" "-" | quote }}
 countly.io/sha: {{ .Values.sha | quote }}
 {{- end -}}