diff --git a/pyglossary/core.py b/pyglossary/core.py
index e1acf91e3..5f6271c4b 100644
--- a/pyglossary/core.py
+++ b/pyglossary/core.py
@@ -13,7 +13,7 @@
 )
 import platform
 
-VERSION = "4.2.0"
+VERSION = "4.2.1"
 
 homePage = "https://github.com/ilius/pyglossary"