diff --git a/etc/examples/formats/villas-human.conf b/etc/examples/formats/villas-human.conf
index acc8c5225..4c4bdce8e 100644
--- a/etc/examples/formats/villas-human.conf
+++ b/etc/examples/formats/villas-human.conf
@@ -6,7 +6,7 @@ nodes = {
 		format = {
 			type = "villas.human"
 
-			comment_prefix = "//"
+			comment_prefix = "#"
 			header = false
 		}
 	}