diff --git a/slides/_redirects b/slides/_redirects
index 51c0b8ff..5e03dea1 100644
--- a/slides/_redirects
+++ b/slides/_redirects
@@ -2,4 +2,4 @@
 #/ /kube-halfday.yml.html 200
 #/ /kube-fullday.yml.html 200
 #/ /kube-twodays.yml.html 200
-/ /kadm-fourdays.yml.html 200
+/ /kadm-fourdays.yml.html 200!