diff --git a/src/win_file_globbing.mk b/src/win_file_globbing.mk
index b74d5f873..43f9cf4ad 100644
--- a/src/win_file_globbing.mk
+++ b/src/win_file_globbing.mk
@@ -98,7 +98,7 @@ endif
 ## win native
 ##
 
-IS_WIN_BUILD_NATIVE := $(filter CYGWIN,$(UNAME))$(filter MSYS2,$(UNAME))
+IS_WIN_BUILD_NATIVE := $(filter MSYS2,$(UNAME))
 
 ifneq (,$(IS_WIN_BUILD_NATIVE))