diff --git a/cgi-bin/kraut.space b/cgi-bin/kraut.space
index d67ed5f..b07633a 100755
--- a/cgi-bin/kraut.space
+++ b/cgi-bin/kraut.space
@@ -1,7 +1,7 @@
 #!/bin/sh -e
 
 header() {
-    printf 'Content-type: text/html\nStrict-Transport-Security: max-age=86400000\n'
+    printf 'Content-type: text/html\nStrict-Transport-Security: max-age=86400000\n\n'
 }
 
 # extract parameters