diff --git a/include/nlohmann/detail/macro_scope.hpp b/include/nlohmann/detail/macro_scope.hpp
index b2843f067..bcb70e911 100644
--- a/include/nlohmann/detail/macro_scope.hpp
+++ b/include/nlohmann/detail/macro_scope.hpp
@@ -70,7 +70,7 @@
         #endif
 
         // no filesystem support before MSVC 19.14: https://en.cppreference.com/w/cpp/compiler_support
-        #if defined(_MSC_VER) && _MSC_VER < 1940
+        #if defined(_MSC_VER) && _MSC_VER < 1914
             #undef JSON_HAS_FILESYSTEM
             #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM
         #endif
diff --git a/single_include/nlohmann/json.hpp b/single_include/nlohmann/json.hpp
index cb27e0581..bfa5c823c 100644
--- a/single_include/nlohmann/json.hpp
+++ b/single_include/nlohmann/json.hpp
@@ -2367,7 +2367,7 @@ using is_detected_convertible =
         #endif
 
         // no filesystem support before MSVC 19.14: https://en.cppreference.com/w/cpp/compiler_support
-        #if defined(_MSC_VER) && _MSC_VER < 1940
+        #if defined(_MSC_VER) && _MSC_VER < 1914
             #undef JSON_HAS_FILESYSTEM
             #undef JSON_HAS_EXPERIMENTAL_FILESYSTEM
         #endif