diff --git a/include/spdk/log.h b/include/spdk/log.h
index 535620417..2b9cf8e22 100644
--- a/include/spdk/log.h
+++ b/include/spdk/log.h
@@ -94,7 +94,7 @@ enum spdk_log_level spdk_log_get_print_level(void);
 void spdk_log(enum spdk_log_level level, const char *file, const int line, const char *func,
 	      const char *format, ...) __attribute__((__format__(__printf__, 5, 6)));
 
-void spdk_trace_dump(FILE *fp, const char *label, const uint8_t *buf, size_t len);
+void spdk_trace_dump(FILE *fp, const char *label, const void *buf, size_t len);
 
 bool spdk_log_get_trace_flag(const char *flag);
 int spdk_log_set_trace_flag(const char *flag);
diff --git a/lib/log/log.c b/lib/log/log.c
index 0e4e43448..998abd4c9 100644
--- a/lib/log/log.c
+++ b/lib/log/log.c
@@ -166,7 +166,7 @@ fdump(FILE *fp, const char *label, const uint8_t *buf, size_t len)
 }
 
 void
-spdk_trace_dump(FILE *fp, const char *label, const uint8_t *buf, size_t len)
+spdk_trace_dump(FILE *fp, const char *label, const void *buf, size_t len)
 {
 	fdump(fp, label, buf, len);
 }