diff --git a/sos/main.c b/sos/main.c
index ebae9ef..e4e178c 100644
--- a/sos/main.c
+++ b/sos/main.c
@@ -83,7 +83,7 @@ static void dump_backtrace(const struct sos_cpu_state *cpu_state,
 			   sos_bool_t on_console,
 			   sos_bool_t on_bochs)
 {
-  static void backtracer(sos_vaddr_t PC,
+  void backtracer(sos_vaddr_t PC,
 			 sos_vaddr_t params,
 			 sos_ui32_t depth,
 			 void *custom_arg)