diff --git a/lib/mgmt.h b/lib/mgmt.h
index bab0f99..2d3adfe 100644
--- a/lib/mgmt.h
+++ b/lib/mgmt.h
@@ -376,6 +376,17 @@ struct mgmt_rp_get_conn_info {
 	int8_t max_tx_power;
 } __packed;
 
+#define MGMT_OP_GET_CLOCK_INFO		0x0033
+struct mgmt_cp_get_clock_info {
+	struct mgmt_addr_info addr;
+} __packed;
+struct mgmt_rp_get_clock_info {
+	struct mgmt_addr_info addr;
+	uint32_t  local_clock;
+	uint32_t  piconet_clock;
+	uint16_t  accuracy;
+} __packed;
+
 #define MGMT_EV_CMD_COMPLETE		0x0001
 struct mgmt_ev_cmd_complete {
 	uint16_t opcode;