diff --git a/slides/k8s/helm-dependencies.md b/slides/k8s/helm-dependencies.md
index 9d9d575d..a16c7c7d 100644
--- a/slides/k8s/helm-dependencies.md
+++ b/slides/k8s/helm-dependencies.md
@@ -134,7 +134,7 @@ use Bitnami's Redis chart.
   ```yaml
     dependencies:
       - name: redis
-        version: ">=11 <12"
+        version: ">=11, <12"
         repository: https://charts.bitnami.com/bitnami
   ```