diff --git a/data/tools/README b/data/tools/README
index 67c6946af4c6..4a0cd87adca7 100644
--- a/data/tools/README
+++ b/data/tools/README
@@ -38,10 +38,10 @@ easy.
 This tool lifts WML from older dialects to current and performs sanity checks.
 See the header comment of wmllint for a description and invocation options.
 
-=== wmllint_gui ===
+=== GUI.pyw ===
 
-A simple GUI interface for wmllint, to aid WML developers frightened of
-the command line.
+A Tkinter based GUI interface for wmllint, wmlscope and wmllint, to aid WML
+developers frightened of the command line.
 
 === wmlscope ===