diff --git a/src/tools.c b/src/tools.c
index 723ea6602..aee750b41 100644
--- a/src/tools.c
+++ b/src/tools.c
@@ -5541,7 +5541,7 @@ const void *resolve_sym_name(struct buffer *buf, const char *pfx, const void *ad
 		DEF_SYM(poller_pipe_io_handler),
 		DEF_SYM(mworker_accept_wrapper),
 		DEF_SYM(session_expire_embryonic),
-		DEF_SYM(ha_dump_backtrace, extern void ha_dump_backtrace(struct buffer, const char *, int)),
+		DEF_SYM(ha_dump_backtrace, extern void ha_dump_backtrace(struct buffer *, const char *, int)),
 		DEF_SYM(cli_io_handler, extern void cli_io_handler(struct appctx*)),
 #ifdef USE_THREAD
 		DEF_SYM(accept_queue_process),