diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1d4541209..d4738dc68 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -38,6 +38,7 @@ set(3RDPARTY_DIR "${CMAKE_SOURCE_DIR}/3rdparty")
 set(PLUGINS_DIR "${CMAKE_SOURCE_DIR}/plugins")
 
 set(CMAKE_CXX_STANDARD 14)
+set(CMAKE_CXX_EXTENSIONS OFF)
 set(CMAKE_OSX_DEPLOYMENT_TARGET 10.13)
 
 list(APPEND CMAKE_MODULE_PATH