diff --git a/src/debug.rs b/src/debug.rs
index 2353400..98b493f 100644
--- a/src/debug.rs
+++ b/src/debug.rs
@@ -4,7 +4,7 @@ use bevy::prelude::*;
 pub struct DebugPlugin;
 
 impl Plugin for DebugPlugin {
-    fn build(&self, app: &mut App) {
+    fn build(&self, _app: &mut App) {
         // Nothing yet!
     }
 }
diff --git a/src/deck.rs b/src/deck.rs
index 6f2676c..d36bf9c 100644
--- a/src/deck.rs
+++ b/src/deck.rs
@@ -4,7 +4,7 @@ use bevy::{prelude::*, utils::HashMap};
 pub struct DeckPlugin;
 
 impl Plugin for DeckPlugin {
-    fn build(&self, app: &mut App) {
+    fn build(&self, _app: &mut App) {
         // Nothing yet!
     }
 }
diff --git a/src/play.rs b/src/play.rs
index 2af7aaf..d486c5c 100644
--- a/src/play.rs
+++ b/src/play.rs
@@ -3,7 +3,7 @@ use bevy::prelude::*;
 pub struct PlayPlugin;
 
 impl Plugin for PlayPlugin {
-    fn build(&self, app: &mut App) {
+    fn build(&self, _app: &mut App) {
         // Nothing yet!
     }
 }
diff --git a/src/setup.rs b/src/setup.rs
index 60df47b..f560424 100644
--- a/src/setup.rs
+++ b/src/setup.rs
@@ -19,7 +19,7 @@ pub(crate) fn setup_cards(mut commands: Commands, deck: Res<Deck>) {
         let this = deck
             .cards
             .get(&this_card)
-            .expect(format!("fech card sprite {:?}", this_card).as_str())
+            .unwrap_or_else(|| panic!("fech card sprite {:?}", this_card))
             .clone();
         let new_this = Sprite {
             custom_size: Some(Vec2::new(size, size)),