Index: uspace/app/trace/syscalls.c
===================================================================
--- uspace/app/trace/syscalls.c	(revision bffd91fd0fc8c07277993a9c0c1e5c3e3cef730d)
+++ uspace/app/trace/syscalls.c	(revision 623dc03fbaf2110d84bf12ece54dbfebffa0f2e7)
@@ -60,4 +60,5 @@
     [SYS_IPC_ANSWER_SLOW] = { "ipc_answer_slow",	2,	V_ERRNO },
     [SYS_IPC_FORWARD_FAST] = { "ipc_forward_fast",	6,	V_ERRNO },
+    [SYS_IPC_FORWARD_SLOW] = { "ipc_forward_slow",	3,	V_ERRNO },
     [SYS_IPC_WAIT] = { "ipc_wait_for_call",		3,	V_HASH },
     [SYS_IPC_HANGUP] = { "ipc_hangup",			1,	V_ERRNO },