diff --git a/libs/utils/src/id.rs b/libs/utils/src/id.rs
index 025b64a1e3..fc549565df 100644
--- a/libs/utils/src/id.rs
+++ b/libs/utils/src/id.rs
@@ -54,7 +54,7 @@ impl<'de> Deserialize<'de> for Id {
                 )
             }
 
-            fn visit_seq<A>(self, mut seq: A) -> Result<Self::Value, A::Error>
+            fn visit_seq<A>(self, seq: A) -> Result<Self::Value, A::Error>
             where
                 A: serde::de::SeqAccess<'de>,
             {