diff --git a/CMakeLists.txt b/CMakeLists.txt
index 66af12d..74c27cf 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,7 +10,7 @@ message("* * * * * * * * * * * * * * * * * * * * * * * * * * * * *")
 
 cmake_minimum_required(VERSION 3.5.0)
 
-project(CGraph VERSION 2.6.1)
+project(CGraph VERSION 2.6.0)
 
 # CGraph默认使用C++11版本，推荐使用C++17版本。暂不支持C++11以下版本
 set(CMAKE_CXX_STANDARD 11)