diff --git a/cmake/version.cmake b/cmake/version.cmake
index 2eb08b9..226cf3c 100644
--- a/cmake/version.cmake
+++ b/cmake/version.cmake
@@ -4,7 +4,7 @@
 
 set (QQUALIF_MAJOR_VERSION "4")
 set (QQUALIF_MINOR_VERSION "2")
-set (QQUALIF_RELEASE_VERSION "0")
+set (QQUALIF_RELEASE_VERSION "1")
 set (QQUALIF_VERSION ${QQUALIF_MAJOR_VERSION}.${QQUALIF_MINOR_VERSION}.${QQUALIF_RELEASE_VERSION})