diff --git a/Makefile b/Makefile
index a745de4..6c199c5 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-short_ver = 4.1.1
+short_ver = 4.2.0
 release = 1
 PYTHON ?= python3
 PYTHON_DIRS = aiven tests