diff --git a/util/network/src/session.rs b/util/network/src/session.rs
index 8d5578e83..6d6009535 100644
--- a/util/network/src/session.rs
+++ b/util/network/src/session.rs
@@ -395,7 +395,7 @@ impl Session {
 			PACKET_PEERS => Ok(SessionData::None),
 			PACKET_USER ... PACKET_LAST => {
 				let mut i = 0usize;
-				while packet_id > self.info.capabilities[i].id_offset + self.info.capabilities[i].packet_count {
+				while packet_id >= self.info.capabilities[i].id_offset + self.info.capabilities[i].packet_count {
 					i += 1;
 					if i == self.info.capabilities.len() {
 						debug!(target: "network", "Unknown packet: {:?}", packet_id);
@@ -406,6 +406,7 @@ impl Session {
 				// map to protocol
 				let protocol = self.info.capabilities[i].protocol;
 				let pid = packet_id - self.info.capabilities[i].id_offset;
+				trace!(target: "network", "Packet {} mapped to {:?}:{}, i={}, capabilities={:?}", packet_id, protocol, pid, i, self.info.capabilities);
 				Ok(SessionData::Packet { data: packet.data, protocol: protocol, packet_id: pid } )
 			},
 			_ => {