diff --git a/src/Language/Python/Grammar.hs b/src/Language/Python/Grammar.hs
index b7c4045bc..e4caa557c 100644
--- a/src/Language/Python/Grammar.hs
+++ b/src/Language/Python/Grammar.hs
@@ -6,5 +6,5 @@ import TreeSitter.Language
 import TreeSitter.Python
 
 -- | Statically-known rules corresponding to symbols in the grammar.
--- v3 - bump this to regenerate
+-- v4 - bump this to regenerate
 mkSymbolDatatype (mkName "Grammar") tree_sitter_python