diff --git a/xkb/xkbAccessX.c b/xkb/xkbAccessX.c
index 02e820b2d..892cb3097 100644
--- a/xkb/xkbAccessX.c
+++ b/xkb/xkbAccessX.c
@@ -618,6 +618,7 @@ AccessXFilterReleaseEvent(DeviceEvent *event, DeviceIntPtr keybd)
     if (ctrls->enabled_ctrls & XkbSlowKeysMask) {
         xkbAccessXNotify ev;
         unsigned beep_type;
+        unsigned mask;
 
         ev.keycode = key;
         ev.slowKeysDelay = ctrls->slow_keys_delay;
@@ -625,14 +626,16 @@ AccessXFilterReleaseEvent(DeviceEvent *event, DeviceIntPtr keybd)
         if (BitIsOn(keybd->key->down, key) || (xkbi->mouseKey == key)) {
             ev.detail = XkbAXN_SKRelease;
             beep_type = _BEEP_SLOW_RELEASE;
+            mask = XkbAX_SKReleaseFBMask;
         }
         else {
             ev.detail = XkbAXN_SKReject;
             beep_type = _BEEP_SLOW_REJECT;
+            mask = XkbAX_SKRejectFBMask;
             ignoreKeyEvent = TRUE;
         }
         XkbSendAccessXNotify(keybd, &ev);
-        if (XkbAX_NeedFeedback(ctrls, XkbAX_SKRejectFBMask)) {
+        if (XkbAX_NeedFeedback(ctrls, mask)) {
             XkbDDXAccessXBeep(keybd, beep_type, XkbSlowKeysMask);
         }
         if (xkbi->slowKey == key)