diff --git a/internal/notifier/telegram.go b/internal/notifier/telegram.go
index 4ff093f56..21c59f5ee 100644
--- a/internal/notifier/telegram.go
+++ b/internal/notifier/telegram.go
@@ -40,7 +40,7 @@ func (t *Telegram) Post(event events.Event) error {
 		event.InvolvedObject.Name, event.InvolvedObject.Namespace)
 	var metadata string
 	for k, v := range event.Metadata {
-		metadata = metadata + fmt.Sprintf("\\- *%s*: %s\n", k, v)
+		metadata = metadata + fmt.Sprintf("\\- *%s*: %s\n", k, escapeString(v))
 	}
 	message := fmt.Sprintf("*%s*\n%s\n%s", escapeString(heading), escapeString(event.Message), metadata)
 	url := fmt.Sprintf("telegram://%s@telegram?channels=%s&parseMode=markDownv2", t.Token, t.Channel)