diff --git a/mods/common.elv b/mods/common.elv
index 7daccbf..c5ade78 100644
--- a/mods/common.elv
+++ b/mods/common.elv
@@ -27,5 +27,5 @@ fn cexec {|cond v1 v2|
 }
 
 fn less {|cmp|
-  put {|e1 e2| < ($cmp $e1 $e2 0)
+  put {|e1 e2| < ($cmp $e1 $e2 0)}
 }