diff --git a/CMakeLists.txt b/CMakeLists.txt
index dbe0970..321949c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.7)
-set(PSTACK_SOVERSION 2.5)
-set(PSTACK_VERSION 2.5.4)
+set(PSTACK_SOVERSION 2.6)
+set(PSTACK_VERSION 2.6.1)
 project(pstack LANGUAGES C CXX VERSION "${PSTACK_VERSION}" )
 
 include (GNUInstallDirs)