diff --git a/rslib/src/notetype/render.rs b/rslib/src/notetype/render.rs
index 6d900f828..490886dda 100644
--- a/rslib/src/notetype/render.rs
+++ b/rslib/src/notetype/render.rs
@@ -184,7 +184,7 @@ impl Collection {
         map.entry("Card")
             .or_insert_with(|| template.name.clone().into());
         map.entry("CardID")
-            .or_insert_with(|| card.id.clone().to_string().into());
+            .or_insert_with(|| card.id.to_string().into());
 
         Ok(())
     }