diff --git a/quinn-proto/src/connection/mod.rs b/quinn-proto/src/connection/mod.rs
index 3a166edee..bb8062f80 100644
--- a/quinn-proto/src/connection/mod.rs
+++ b/quinn-proto/src/connection/mod.rs
@@ -4037,7 +4037,7 @@ impl Connection {
             .values()
             .map(|cids| cids.active().len())
             .max()
-            .unwrap_or(20);     // Max CID len in QUIC v1
+            .unwrap_or(20); // Max CID len in QUIC v1
 
         // 1 byte for flags
         1 + cid_len + pn_len + self.tag_len_1rtt()