diff --git a/CMakeLists.txt b/CMakeLists.txt
index 92592ec..8bfcd60 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -644,7 +644,9 @@ if (NOT Windows)
 		}
 	]=])
 	string(REPLACE "std::atomic<int>" "std::atomic<std::int64_t>" ATOMICS64_TEST_SOURCE "${ATOMICS_TEST_SOURCE}")
-
+    if(APPLE)
+        set(CMAKE_REQUIRED_FLAGS "-std=c++11")
+    endif()
 	check_cxx_source_compiles("${ATOMICS_TEST_SOURCE}" HAVE_CXX_ATOMICS_WITHOUT_LIB)
 	check_cxx_source_compiles("${ATOMICS64_TEST_SOURCE}" HAVE_CXX_ATOMICS64_WITHOUT_LIB)
 	if((NOT HAVE_CXX_ATOMICS_WITHOUT_LIB) OR (NOT HAVE_CXX_ATOMICS64_WITHOUT_LIB))
@@ -659,6 +661,9 @@ if (NOT Windows)
 			target_link_libraries(torrent-rasterbar PUBLIC atomic)
 		endif()
 	endif()
+    if(APPLE)
+        unset(CMAKE_REQUIRED_FLAGS)
+    endif()
 endif()
 
 feature_option(build_tests "build tests" OFF)