diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0ca55b14d..2f8a4ad1e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,7 +17,9 @@ set (fasttext_VERSION_MINOR 1)
 
 include_directories(fasttext)
 
-set(CMAKE_CXX_FLAGS " -pthread -std=c++17 -funroll-loops -O3 -march=native")
+if (NOT MSVC)
+    set(CMAKE_CXX_FLAGS " -pthread -std=c++17 -funroll-loops -O3 -march=native")
+endif()
 
 set(HEADER_FILES
     src/args.h