diff --git a/zssp/src/sessionid.rs b/zssp/src/sessionid.rs
index 4216bd2f0..af3c2f1c1 100644
--- a/zssp/src/sessionid.rs
+++ b/zssp/src/sessionid.rs
@@ -6,7 +6,7 @@ use zerotier_utils::memory::{array_range, as_byte_array};
 use crate::constants::SESSION_ID_SIZE;
 
 /// 48-bit session ID (most significant 16 bits of u64 are unused)
-#[derive(Copy, Clone, PartialEq, Eq, Hash, PartialOrd, Ord)]
+#[derive(Copy, Clone, PartialEq, Eq, Hash)]
 #[repr(transparent)]
 pub struct SessionId(u64); // stored little endian internally