diff --git a/port/win/env_win.cc b/port/win/env_win.cc
index 1e6e9d65b..6bd28751e 100644
--- a/port/win/env_win.cc
+++ b/port/win/env_win.cc
@@ -684,7 +684,8 @@ IOStatus WinFileSystem::GetChildren(const std::string& dir,
     // which appear only on some platforms
     const bool ignore =
         ((data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0) &&
-        (strcmp(data.cFileName, ".") == 0 || strcmp(data.cFileName, "..") == 0);
+        (RX_FNCMP(data.cFileName, ".") == 0 ||
+         RX_FNCMP(data.cFileName, "..") == 0);
     if (!ignore) {
       auto x = RX_FILESTRING(data.cFileName, RX_FNLEN(data.cFileName));
       result->push_back(FN_TO_RX(x));
diff --git a/port/win/port_win.h b/port/win/port_win.h
index 2da6314e1..a6a6de278 100644
--- a/port/win/port_win.h
+++ b/port/win/port_win.h
@@ -355,6 +355,7 @@ extern void SetCpuPriority(ThreadId id, CpuPriority priority);
 #define RX_FILESTRING std::wstring
 #define RX_FN(a) ROCKSDB_NAMESPACE::port::utf8_to_utf16(a)
 #define FN_TO_RX(a) ROCKSDB_NAMESPACE::port::utf16_to_utf8(a)
+#define RX_FNCMP(a, b) ::wcscmp(a, RX_FN(b).c_str())
 #define RX_FNLEN(a) ::wcslen(a)
 
 #define RX_DeleteFile DeleteFileW
@@ -379,6 +380,7 @@ extern void SetCpuPriority(ThreadId id, CpuPriority priority);
 #define RX_FILESTRING std::string
 #define RX_FN(a) a
 #define FN_TO_RX(a) a
+#define RX_FNCMP(a, b) strcmp(a, b)
 #define RX_FNLEN(a) strlen(a)
 
 #define RX_DeleteFile DeleteFileA