diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7857c14..9ca5f5d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,6 +10,8 @@ project(Test
     C
 )
 
+set(CMAKE_CXX_STANDARD 11)
+
 # specify the C++ standard
 set(CMAKE_CXX_STANDARD_REQUIRED True)