diff --git a/hooks/post_cert_update b/hooks/post_cert_update
index 91d776e..d495ebb 100644
--- a/hooks/post_cert_update
+++ b/hooks/post_cert_update
@@ -1,5 +1,5 @@
 #!/bin/bash
 
 if [ $1 == __DOMAIN__ ]; then
-    systemctl restart matrix-__APP__
+    systemctl restart __APP__.service
 fi