diff --git a/basis/furnace/utilities/utilities-docs.factor b/basis/furnace/utilities/utilities-docs.factor
index d2291786df..6defba54d2 100644
--- a/basis/furnace/utilities/utilities-docs.factor
+++ b/basis/furnace/utilities/utilities-docs.factor
@@ -27,7 +27,7 @@ HELP: hidden-form-field
     { $example
         "USING: furnace.utilities io ;"
         "\"bar\" \"foo\" hidden-form-field nl"
-        "<input type='hidden' name='foo' value='bar'/>"
+        "<input type=\"hidden\" name=\"foo\" value=\"bar\"/>"
     }
 } ;