diff --git a/lexers/LexPython.cxx b/lexers/LexPython.cxx
index 6f29a39f..4d529b6c 100644
--- a/lexers/LexPython.cxx
+++ b/lexers/LexPython.cxx
@@ -761,7 +761,7 @@ void SCI_METHOD LexerPython::Lex(Sci_PositionU startPos, Sci_Position length, in
 				sc.SetState(SCE_P_DEFAULT);
 			}
 		} else if (sc.state == SCE_P_DECORATOR) {
-			if (!IsAWordStart(sc.ch, options.unicodeIdentifiers)) {
+			if (!IsAWordChar(sc.ch, options.unicodeIdentifiers)) {
 				sc.SetState(SCE_P_DEFAULT);
 			}
 		} else if (IsPySingleQuoteStringState(sc.state)) {