listener: fix help lint

diff --git a/basis/listener/listener-docs.factor b/basis/listener/listener-docs.factor
index bb20fe62ae604209796a6994987f16f848c289f2..bb014fef62719069029f70e6e4a0bc0737b8a6e4 100644 (file)
--- a/basis/listener/listener-docs.factor
+++ b/basis/listener/listener-docs.factor
@@ -56,7 +56,7 @@ $nl
     "USE: math.functions"
     ": twice ( word -- ) [ execute ] [ execute ] bi ; inline"
     "81 \\ sqrt twice ."
-    "3"
+    "3.0"
 }
 "Multi-line expressions are supported:"
 { $example "{ 1 2 3 } [\n    .\n] each" "1\n2\n3" }