diff --git a/tcg/tcg.h b/tcg/tcg.h
index 32b7cf3..9f2b03f 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -1018,7 +1018,7 @@
 
 int64_t tcg_cpu_exec_time(void);
 void tcg_dump_info(FILE *f, fprintf_function cpu_fprintf);
-void tcg_dump_op_count(FILE *f, fprintf_function cpu_fprintf);
+void tcg_dump_op_count(void);
 
 #define TCG_CT_ALIAS  0x80
 #define TCG_CT_IALIAS 0x40