diff --git a/build-cmake/CMakeLists.txt b/build-cmake/CMakeLists.txt
index 1fad2de..13a556a 100644
--- a/build-cmake/CMakeLists.txt
+++ b/build-cmake/CMakeLists.txt
@@ -66,6 +66,10 @@ if (MSVC AND MSVC_STATIC_BUILD)
 	  endif(${flag_var} MATCHES "/MD")
 	endforeach(flag_var)
 endif (MSVC AND MSVC_STATIC_BUILD)
+
+SET(CMAKE_CXX_STANDARD 11)
+SET(CMAKE_CXX_STANDARD_REQUIRED ON)
+SET(CMAKE_CXX_EXTENSIONS OFF)
 FILE(GLOB PROTOC_GEN_C_SRC ${MAIN_DIR}/protoc-c/*.h ${MAIN_DIR}/protoc-c/*.cc )
 ADD_EXECUTABLE(protoc-gen-c ${PROTOC_GEN_C_SRC})