diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index d6c05ffa9..32021a209 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -31,7 +31,7 @@ if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_CXX_COMPILER_VERSION VERSI
 endif()
 
 # On MSVC remove /W3, as we are replacing it with /W4
-if(MSVC)
+if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC" OR CMAKE_CXX_SIMULATE_ID STREQUAL "MSVC")
     string(REPLACE "/W3" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
 endif()