diff --git a/monitor/bt.h b/monitor/bt.h
index 738bc29..0bc5718 100644
--- a/monitor/bt.h
+++ b/monitor/bt.h
@@ -2681,8 +2681,8 @@ struct bt_hci_cis_params_test {
 	uint8_t  nse;
 	uint16_t m_sdu;
 	uint16_t s_sdu;
-	uint8_t  m_pdu;
-	uint8_t  s_pdu;
+	uint16_t m_pdu;
+	uint16_t s_pdu;
 	uint8_t  m_phy;
 	uint8_t  s_phy;
 	uint8_t  m_bn;
diff --git a/monitor/packet.c b/monitor/packet.c
index fce2b76..fa37127 100644
--- a/monitor/packet.c
+++ b/monitor/packet.c
@@ -8070,12 +8070,14 @@ static void print_cis_params_test(const void *data, int i)
 
 	print_field("CIS ID: 0x%2.2x", cis->cis_id);
 	print_field("NSE: 0x%2.2x", cis->nse);
-	print_field("Master to Slave Maximum SDU: 0x%4.4x", cis->m_sdu);
+	print_field("Master to Slave Maximum SDU: 0x%4.4x",
+						le16_to_cpu(cis->m_sdu));
 	print_field("Slave to Master Maximum SDU: 0x%4.4x",
 						le16_to_cpu(cis->s_sdu));
-	print_field("Master to Slave Maximum PDU: 0x%2.2x",
+	print_field("Master to Slave Maximum PDU: 0x%4.4x",
 						le16_to_cpu(cis->m_pdu));
-	print_field("Slave to Master Maximum PDU: 0x%2.2x", cis->s_pdu);
+	print_field("Slave to Master Maximum PDU: 0x%4.4x",
+						le16_to_cpu(cis->s_pdu));
 	print_le_phy("Master to Slave PHY", cis->m_phy);
 	print_le_phy("Slave to Master PHY", cis->s_phy);
 	print_field("Master to Slave Burst Number: 0x%2.2x", cis->m_bn);