diff --git a/CMakeLists.txt b/CMakeLists.txt
index 41fb8120d..8682201ee 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -204,10 +204,8 @@ if(CMAKE_COMPILER_IS_MSVC)
   endif()
   string(APPEND CMAKE_CXX_FLAGS " /bigobj")
 
-  if(CMAKE_GENERATOR STREQUAL "Ninja")
-    string(APPEND CMAKE_C_FLAGS " /FS")
-    string(APPEND CMAKE_CXX_FLAGS " /FS")
-  endif()
+  string(APPEND CMAKE_C_FLAGS " /FS")
+  string(APPEND CMAKE_CXX_FLAGS " /FS")
 endif()
 
 if(CMAKE_COMPILER_IS_PATHSCALE)