1 files changed, 1 insertions, 1 deletions
diff --git a/src/checker_state.rs b/src/checker_state.rs
index ad01d50..a88c6b0 100644
--- a/src/checker_state.rs
+++ b/src/checker_state.rs
@@ -399,7 +399,7 @@ impl CheckerState {
             Signature::Ext { codomain, .. } => {
                 self._register_signature_fields(codomain, rebind)?;
             }
-            _ => (),
+            Signature::Var(_) | Signature::Set | Signature::FromSet(_) => (),
         }
         Ok(())
     }