diff --git a/CMakeLists.txt b/CMakeLists.txt
index e20df9ab673a010a06b86d6699ec0b86ef13d6a9..7f998809257a0391eb5fc034c6d3e7cdc7ee733f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,7 +6,7 @@ cmake_minimum_required(VERSION 2.6.4 FATAL_ERROR)
 project(OpenStructure CXX C)
 set (OST_VERSION_MAJOR 1)
 set (OST_VERSION_MINOR 2)
-set (OST_VERSION_PATCH 3)
+set (OST_VERSION_PATCH 4)
 set (OST_VERSION_STRING ${OST_VERSION_MAJOR}.${OST_VERSION_MINOR}.${OST_VERSION_PATCH} )
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${PROJECT_SOURCE_DIR}/cmake_support)
 include(OST)