diff --git a/solitaire_data/src/settings.rs b/solitaire_data/src/settings.rs
index c6cc9e2..8476f73 100644
--- a/solitaire_data/src/settings.rs
+++ b/solitaire_data/src/settings.rs
@@ -15,7 +15,7 @@ const APP_DIR_NAME: &str = "solitaire_quest";
 const SETTINGS_FILE_NAME: &str = "settings.json";
 
 /// Animation playback speed for card transitions.
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, Default)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, Default)]
 pub enum AnimSpeed {
     /// Standard animation timing (default).
     #[default]