diff --git a/lib/src/processor/memory/mmio/gpu/layer_window.rs b/lib/src/processor/memory/mmio/gpu/layer_window.rs
index bcbda52..baae290 100644
--- a/lib/src/processor/memory/mmio/gpu/layer_window.rs
+++ b/lib/src/processor/memory/mmio/gpu/layer_window.rs
@@ -41,13 +41,13 @@ where
             .sender
             .send(RendererMessage::display_message(new_buffer))
         {
-            Ok(_v) => {
+            Ok(_) => {
                 for val in self.buffer.iter_mut() {
                     *val = get_blank_colour(cgb);
                 }
                 Some(self)
             }
-            Err(_e) => None,
+            Err(_) => None,
         }
     }
 }
diff --git a/lib/src/processor/memory/mmio/gpu/tile_window.rs b/lib/src/processor/memory/mmio/gpu/tile_window.rs
index 6fb187c..1bf6d50 100644
--- a/lib/src/processor/memory/mmio/gpu/tile_window.rs
+++ b/lib/src/processor/memory/mmio/gpu/tile_window.rs
@@ -81,7 +81,7 @@ where
             .send(RendererMessage::display_message(self.buffer.clone()))
         {
             Ok(_) => Some(self),
-            Err(_e) => None,
+            Err(_) => None,
         }
     }