diff --git a/ChangeLog b/ChangeLog
index dc16528dd6..9efa64beed 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Sat Feb 24 16:29:15 2007  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* win32/win32.c (StartSocket): remove unnecessary code.
+
 Sat Feb 24 16:04:30 2007  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* parse.y (struct local_vars): remove unused nofree member from
diff --git a/win32/win32.c b/win32/win32.c
index ed7473a84b..8ff3d67472 100644
--- a/win32/win32.c
+++ b/win32/win32.c
@@ -225,12 +225,6 @@ rb_w32_osid(void)
 #define IsWinNT() rb_w32_iswinnt()
 #define IsWin95() rb_w32_iswin95()
 
-/* main thread constants */
-static struct {
-    HANDLE handle;
-    DWORD id;
-} main_thread;
-
 HANDLE
 GetCurrentThreadHandle(void)
 {
@@ -2276,9 +2270,6 @@ StartSockets(void)
 
     fWinsock = TRUE;
 
-    main_thread.handle = GetCurrentThreadHandle();
-    main_thread.id = GetCurrentThreadId();
-
     NtSocketsInitialized = 1;
 }