diff --git a/platform/posix/hci_dump_posix_fs.c b/platform/posix/hci_dump_posix_fs.c
index 069848d8f..9bee26b62 100644
--- a/platform/posix/hci_dump_posix_fs.c
+++ b/platform/posix/hci_dump_posix_fs.c
@@ -96,12 +96,17 @@ static uint16_t hci_dump_iso_summary(uint8_t in,  uint8_t *packet, uint16_t len)
         time_stamp = little_endian_read_32(packet, pos);
         pos += 4;
     }
-    uint16_t packet_sequence = little_endian_read_16(packet, pos);
-    pos += 2;
-    uint16_t iso_sdu_len = little_endian_read_16(packet, pos);
-    uint8_t packet_status_flag = packet[pos+1] >> 6;
-    return snprintf(log_message_buffer,sizeof(log_message_buffer), "ISO %s, handle %04x, pb %u, ts 0x%08x, sequence 0x%04x, packet status %u, iso len %u",
-                    in ? "IN" : "OUT", conn_handle, pb, time_stamp, packet_sequence, packet_status_flag, iso_sdu_len);
+    if ((pb & 1) == 0) {
+        uint16_t packet_sequence = little_endian_read_16(packet, pos);
+        pos += 2;
+        uint16_t iso_sdu_len = little_endian_read_16(packet, pos);
+        uint8_t packet_status_flag = packet[pos+1] >> 6;
+        return snprintf(log_message_buffer,sizeof(log_message_buffer), "ISO %s, handle %04x, pb %u, ts 0x%08x, size %u, sequence 0x%04x, packet status %u, iso pdu len %u",
+                        in ? "IN" : "OUT", conn_handle, pb, time_stamp, len, packet_sequence, packet_status_flag, iso_sdu_len);
+    } else {
+        return snprintf(log_message_buffer,sizeof(log_message_buffer), "ISO %s, handle %04x, pb %u, ts 0x%08x, size %u",
+                        in ? "IN" : "OUT", conn_handle, pb, time_stamp, len);
+    }
 }
 
 static void hci_dump_posix_fs_log_packet(uint8_t packet_type, uint8_t in, uint8_t *packet, uint16_t len) {