diff --git a/include/tcg/tcg.h b/include/tcg/tcg.h
index f40de4177d..42a3c05607 100644
--- a/include/tcg/tcg.h
+++ b/include/tcg/tcg.h
@@ -852,7 +852,7 @@ void tcg_register_thread(void);
 void tcg_prologue_init(TCGContext *s);
 void tcg_func_start(TCGContext *s);
 
-int tcg_gen_code(TCGContext *s, TranslationBlock *tb, target_ulong pc_start);
+int tcg_gen_code(TCGContext *s, TranslationBlock *tb, uint64_t pc_start);
 
 void tb_target_set_jmp_target(const TranslationBlock *, int,
                               uintptr_t, uintptr_t);
diff --git a/tcg/tcg.c b/tcg/tcg.c
index 48853e015b..45e8aa67ec 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -5949,7 +5949,7 @@ int64_t tcg_cpu_exec_time(void)
 #endif
 
 
-int tcg_gen_code(TCGContext *s, TranslationBlock *tb, target_ulong pc_start)
+int tcg_gen_code(TCGContext *s, TranslationBlock *tb, uint64_t pc_start)
 {
 #ifdef CONFIG_PROFILER
     TCGProfile *prof = &s->prof;