diff --git a/CMakeLists.txt b/CMakeLists.txt
index b78cc6c..bc803b8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 2.8.12)
 project(pingpong)
 
 set(INCLUDE_DIR ${CMAKE_SOURCE_DIR}/include)
@@ -15,6 +15,7 @@ set(INCLUDE_FILES
     ${INCLUDE_DIR}/utils.h
 )
 
+
 set(SOURCE_FILES
     ${SRC_DIR}/socket.c
     ${SRC_DIR}/pipe.c