diff --git a/xkb/xkbLEDs.c b/xkb/xkbLEDs.c
index b1bd52a378..bb9e461711 100644
--- a/xkb/xkbLEDs.c
+++ b/xkb/xkbLEDs.c
@@ -808,7 +808,7 @@ XkbFlushLedEvents(DeviceIntPtr dev,
                 XkbDDXUpdateDeviceIndicators(dev, sli, sli->effectiveState);
             XkbSendExtensionDeviceNotify(dev, cause->client, ed);
         }
-        memset((char *) ed, 0, sizeof(XkbExtensionDeviceNotify));
+        memset((char *) ed, 0, sizeof(xkbExtensionDeviceNotify));
     }
     return;
 }