diff --git a/reactos/lib/winmm/winehq2ros.patch b/reactos/lib/winmm/winehq2ros.patch
index 1cf578670d9..c72a82a0e19 100644
--- a/reactos/lib/winmm/winehq2ros.patch
+++ b/reactos/lib/winmm/winehq2ros.patch
@@ -4,7 +4,7 @@ RCS file: /home/wine/wine/dlls/winmm/lolvldrv.c,v
 retrieving revision 1.59
 diff -u -r1.59 lolvldrv.c
 --- lolvldrv.c	20 Aug 2004 20:01:31 -0000	1.59
-+++ lolvldrv.c	19 Sep 2004 11:16:24 -0000
++++ lolvldrv.c	19 Sep 2004 11:38:37 -0000
 @@ -758,11 +758,18 @@
  {
      TRACE("()\n");
@@ -32,7 +32,7 @@ RCS file: /home/wine/wine/dlls/winmm/time.c,v
 retrieving revision 1.26
 diff -u -r1.26 time.c
 --- time.c	12 Jan 2004 21:03:10 -0000	1.26
-+++ time.c	19 Sep 2004 11:16:24 -0000
++++ time.c	19 Sep 2004 11:38:41 -0000
 @@ -175,14 +175,19 @@
      volatile HANDLE *pActive = (volatile HANDLE *)&TIME_hMMTimer;
      DWORD last_time, cur_time;
@@ -59,8 +59,18 @@ RCS file: /home/wine/wine/dlls/winmm/winmm.c,v
 retrieving revision 1.42
 diff -u -r1.42 winmm.c
 --- winmm.c	16 Aug 2004 23:19:17 -0000	1.42
-+++ winmm.c	19 Sep 2004 11:16:25 -0000
-@@ -126,10 +126,12 @@
++++ winmm.c	19 Sep 2004 11:38:42 -0000
+@@ -83,7 +83,9 @@
+ 	return FALSE;
+     WINMM_IData->hWinMM32Instance = hInstDLL;
+     InitializeCriticalSection(&WINMM_IData->cs);
++/* FIXME crashes in ReactOS
+     WINMM_IData->cs.DebugInfo->Spare[1] = (DWORD)"WINMM_IData";
++*/
+     WINMM_IData->psStopEvent = CreateEventA(NULL, TRUE, FALSE, NULL);
+     WINMM_IData->psLastEvent = CreateEventA(NULL, TRUE, FALSE, NULL);
+     TRACE("Created IData (%p)\n", WINMM_IData);
+@@ -126,10 +128,12 @@
          loaded = -1;
          if (h)
          {
@@ -79,7 +89,7 @@ RCS file: /home/wine/wine/dlls/winmm/winmm_res.rc,v
 retrieving revision 1.17
 diff -u -r1.17 winmm_res.rc
 --- winmm_res.rc	16 Aug 2004 20:02:09 -0000	1.17
-+++ winmm_res.rc	19 Sep 2004 11:16:26 -0000
++++ winmm_res.rc	19 Sep 2004 11:38:45 -0000
 @@ -34,7 +34,7 @@
  #include "winmm_Es.rc"
  #include "winmm_Fr.rc"
diff --git a/reactos/lib/winmm/winmm.c b/reactos/lib/winmm/winmm.c
index 08c5344899e..44ca9625841 100644
--- a/reactos/lib/winmm/winmm.c
+++ b/reactos/lib/winmm/winmm.c
@@ -83,7 +83,9 @@ static	BOOL	WINMM_CreateIData(HINSTANCE hInstDLL)
 	return FALSE;
     WINMM_IData->hWinMM32Instance = hInstDLL;
     InitializeCriticalSection(&WINMM_IData->cs);
+/* FIXME crashes in ReactOS
     WINMM_IData->cs.DebugInfo->Spare[1] = (DWORD)"WINMM_IData";
+*/
     WINMM_IData->psStopEvent = CreateEventA(NULL, TRUE, FALSE, NULL);
     WINMM_IData->psLastEvent = CreateEventA(NULL, TRUE, FALSE, NULL);
     TRACE("Created IData (%p)\n", WINMM_IData);