diff --git a/src/curve.rs b/src/curve.rs
index 5fe0acc..e683a61 100644
--- a/src/curve.rs
+++ b/src/curve.rs
@@ -94,7 +94,6 @@ impl PolyLine {
         .into_iter()
         .map(Vector2::into)
         .map(Vertex::new_f64)
-        .into_iter()
         .collect();
         let indices = if vertices.is_empty() {
             vec![]
diff --git a/src/state.rs b/src/state.rs
index 6be3dba..d8b7999 100644
--- a/src/state.rs
+++ b/src/state.rs
@@ -155,7 +155,7 @@ impl<'window> State<'window> {
                     },
                 ..
             } => {
-                self.current_pipeline = self.current_pipeline ^ 1;
+                self.current_pipeline ^= 1;
                 false
             }
             _ => false,