diff --git a/src/traits.rs b/src/traits.rs
index 7c948c2..d98b55a 100644
--- a/src/traits.rs
+++ b/src/traits.rs
@@ -222,6 +222,7 @@ pub trait IncidenceCursor<G: GraphTopology + ?Sized> {
     /// ```
     /// # use grapherity::prelude::*;
     /// # use grapherity::models::Graph;
+    /// # use grapherity::traits::IncidenceCursor;
     /// // Constructs a graph with two vertices connected to `v`.
     /// let mut graph = Graph::new();
     /// let v = graph.add_vertex();