1 files changed, 1 insertions, 1 deletions
diff --git a/cache.h b/cache.h
index 3a8e1258e7..7be1433b86 100644
--- a/cache.h
+++ b/cache.h
@@ -1201,7 +1201,7 @@ extern void trace_printf(const char *format, ...);
 extern void trace_vprintf(const char *key, const char *format, va_list ap);
 __attribute__((format (printf, 2, 3)))
 extern void trace_argv_printf(const char **argv, const char *format, ...);
-extern void trace_repo_setup(const char *prefix);
+extern void trace_repo_setup(void);
 extern int trace_want(const char *key);
 extern void trace_strbuf(const char *key, const struct strbuf *buf);