Index: uspace/app/klog/klog.c
===================================================================
--- uspace/app/klog/klog.c	(revision b62dc1004aeaa58b379b9b2471d68246b85ba182)
+++ uspace/app/klog/klog.c	(revision 382cd26301cd27f45d545c59b033505e2b8affff)
@@ -118,9 +118,5 @@
 	}
 	
-	/*
-	 * Mode "a" would be definitively much better here, but it is
-	 * not well supported by the FAT driver.
-	 */
-	log = fopen(LOG_FNAME, "w");
+	log = fopen(LOG_FNAME, "a");
 	if (log == NULL)
 		printf("%s: Unable to create log file %s (%s)\n", NAME, LOG_FNAME,