diff --git a/src/racket/src/file.c b/src/racket/src/file.c
index a6bc63d2cf..3e86fb4229 100644
--- a/src/racket/src/file.c
+++ b/src/racket/src/file.c
@@ -3738,42 +3738,11 @@ static Scheme_Object *delete_file(int argc, Scheme_Object **argv)
   return NULL;
 }
 
-#ifdef DOS_FILE_SYSTEM
-static int tried_get_transaction;
-typedef HANDLE (WINAPI * CreateTransaction_proc)(void*, LPGUID, DWORD, DWORD, DWORD, DWORD, wchar_t*);
-static CreateTransaction_proc mzCreateTransaction;
-typedef BOOL (WINAPI * CommitTransaction_proc)(HANDLE);
-static CommitTransaction_proc mzCommitTransaction;
-typedef BOOL (WINAPI * MoveFileTransactedW_proc) (wchar_t *, wchar_t *, void*, void*, DWORD, HANDLE);
-static MoveFileTransactedW_proc mzMoveFileTransactedW;
-
-static void get_transaction_procs(void)
-{
-  START_XFORM_SKIP;      
-  if (!tried_get_transaction) {
-    HMODULE hm1, hm2;
-    hm1 = LoadLibrary("ktmw32.dll");
-    hm2 = LoadLibrary("kernel32.dll");
-    if (hm1 && hm2) {
-      mzCreateTransaction = (CreateTransaction_proc)GetProcAddress(hm1, "CreateTransaction");
-      mzCommitTransaction = (CommitTransaction_proc)GetProcAddress(hm1, "CommitTransaction");
-      mzMoveFileTransactedW = (MoveFileTransactedW_proc)GetProcAddress(hm2, "MoveFileTransactedW");
-    }
-    tried_get_transaction = 1;
-  }
-  END_XFORM_SKIP;
-}
-#endif
-
-
 static Scheme_Object *rename_file(int argc, Scheme_Object **argv)
 {
   int exists_ok = 0;
   char *src, *dest;
   Scheme_Object *bss, *bsd;
-#ifdef DOS_FILE_SYSTEM
-  int tried_transaction = 0;
-#endif
 
   if (!SCHEME_PATH_STRINGP(argv[0]))
     scheme_wrong_type("rename-file-or-directory", SCHEME_PATH_STRING_STR, 0, argc, argv);
@@ -3795,54 +3764,13 @@ static Scheme_Object *rename_file(int argc, Scheme_Object **argv)
 				       SCHEME_GUARD_FILE_WRITE);
 
 # ifdef DOS_FILE_SYSTEM
-  get_transaction_procs();
-
-  /* Try a transacted move first: */
-  if (mzCreateTransaction) {
-    HANDLE t;
-    tried_transaction = 1;
-    t = mzCreateTransaction(NULL, 0, 0, 0, 0, 0, NULL);
-    if (t) {
-      if (mzMoveFileTransactedW(WIDE_PATH_COPY(src), 
-				WIDE_PATH(dest),
-				NULL,
-				NULL,
-				(exists_ok ? MOVEFILE_REPLACE_EXISTING : 0),
-				t)) {
-	if (mzCommitTransaction(t)) {
-	  return scheme_void;
-	} else {
-	  int errid;
-	  errid = GetLastError();
-	  errno = errid;
-	}
-      } else {
-	int errid;
-	errid = GetLastError();
-	if (errid == 6832) {
-	  /* transaction not supported; fall back to the old way */
-	  tried_transaction = 0;
-	} else {
-	  errno = errid;
-	}
-      }
-      CloseHandle(t);
-    } else {
-      int errid;
-      errid = GetLastError();
-      errno = errid;
-    }
-  }
-
-  if (!tried_transaction) {
-    if (MoveFileExW(WIDE_PATH_COPY(src), WIDE_PATH(dest), (exists_ok ? MOVEFILE_REPLACE_EXISTING : 0)))
-      return scheme_void;
-
-    {
-      int errid;
-      errid = GetLastError();
-      errno = errid;
-    }
+  if (MoveFileExW(WIDE_PATH_COPY(src), WIDE_PATH(dest), (exists_ok ? MOVEFILE_REPLACE_EXISTING : 0)))
+    return scheme_void;
+  
+  {
+    int errid;
+    errid = GetLastError();
+    errno = errid;
   }
 
   if (errno == ERROR_CALL_NOT_IMPLEMENTED) {