diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
index 76bc39bc..c46294ee 100644
--- a/source/CMakeLists.txt
+++ b/source/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.1)
-project(xlnt VERSION 1.4.0)
+project(xlnt VERSION 1.5.0)
 
 set(CMAKE_CXX_STANDARD ${XLNT_CXX_LANG})
 set(CMAKE_CXX_STANDARD_REQUIRED ON)