diff --git a/ChangeLog b/ChangeLog
index 52c424576a..8c29c08827 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Wed Jun 23 21:32:08 2010  Masaki Suketa <masaki.suketa@nifty.ne.jp>
+
+	* ext/win32ole/win32ole.c (reg_get_typelib_file_path): try win64
+	  registry entry at first. [ruby-dev:41674] [Bug #3464]
+
 Wed Jun 23 21:17:32 2010  Tanaka Akira  <akr@fsij.org>
 
 	* ext/socket/raddrinfo.c (ruby_getaddrinfo__darwin): new workaround for
diff --git a/ext/win32ole/win32ole.c b/ext/win32ole/win32ole.c
index f92c0dd4b6..98a93802d1 100644
--- a/ext/win32ole/win32ole.c
+++ b/ext/win32ole/win32ole.c
@@ -130,7 +130,7 @@ const IID IID_IMultiLanguage2 = {0xDCCFC164, 0x2B38, 0x11d2, {0xB7, 0xEC, 0x00,
 
 #define WC2VSTR(x) ole_wc2vstr((x), TRUE)
 
-#define WIN32OLE_VERSION "1.4.8"
+#define WIN32OLE_VERSION "1.4.9"
 
 typedef HRESULT (STDAPICALLTYPE FNCOCREATEINSTANCEEX)
     (REFCLSID, IUnknown*, DWORD, COSERVERINFO*, DWORD, MULTI_QI*);
@@ -2353,10 +2353,15 @@ static VALUE
 reg_get_typelib_file_path(HKEY hkey)
 {
     VALUE path = Qnil;
-    path = reg_get_val2(hkey, "win32");
-    if (path == Qnil) {
-        path = reg_get_val2(hkey, "win16");
+    path = reg_get_val2(hkey, "win64");
+    if (path != Qnil) {
+        return path;
     }
+    path = reg_get_val2(hkey, "win32");
+    if (path != Qnil) {
+        return path;
+    }
+    path = reg_get_val2(hkey, "win16");
     return path;
 }