Index: uspace/srv/taskmon/taskmon.c
===================================================================
--- uspace/srv/taskmon/taskmon.c	(revision dafa2d04e6661361b86b91596175effa942acc73)
+++ uspace/srv/taskmon/taskmon.c	(revision 444a54e8bfec0113991b4f42b33fc28f39fb3e85)
@@ -66,5 +66,5 @@
 	}
 
-	if (asprintf(&dump_fname, "/data/core" PRIuTASKID, taskid) < 0) {
+	if (asprintf(&dump_fname, "/data/core%" PRIuTASKID, taskid) < 0) {
 		printf("Memory allocation failed.\n");
 		return;