diff --git a/CMakeLists.txt b/CMakeLists.txt
index ae8c412..02ea263 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,10 +5,12 @@ enable_testing()
 
 option(JSON11_BUILD_TESTS "Build unit tests" ON)
 
+set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
 add_library(json11 json11.cpp)
 target_include_directories(json11 PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
 target_compile_options(json11
-  PUBLIC -std=c++11
   PRIVATE -fno-rtti -fno-exceptions -Wall -Wextra -Werror)
 configure_file("json11.pc.in" "json11.pc" @ONLY)