diff --git a/src/neighbour/header.rs b/src/neighbour/header.rs
index 087111e8..4560b3ef 100644
--- a/src/neighbour/header.rs
+++ b/src/neighbour/header.rs
@@ -51,7 +51,7 @@ pub struct NeighbourHeader {
     /// of the `NTF_*` constants
     pub flags: NeighbourFlags,
     /// Neighbour cache entry type. It should be set to one of the
-    /// `NDA_*` constants.
+    /// `RTN_*` constants.
     pub kind: RouteType,
 }