diff --git a/kral.k b/kral.k
index 1d2320e0dda1ee3912d6d28bbc912166ab4353ba..09130c6081709b654a56a109b10af22c32d5999f 100755
--- a/kral.k
+++ b/kral.k
@@ -35,7 +35,7 @@ /d:$[" "=*d;`env[`PWD];] /if testing offline
 d:"/"/|1_|"/"\d
 argv:"\/"\`env[`"PATH_INFO"]
 f:*argv
-$[0=#f;f:"index.kn";]
+f:$[0=#f;"index.kn";f]
 p:.[{(,"20 text/gemini"),0:d,"/",f};0N;,"51 text/gemini"]
 
 /process document