diff --git a/crates/oxc_semantic/src/binder.rs b/crates/oxc_semantic/src/binder.rs
index df49e6b98..f659b1dd9 100644
--- a/crates/oxc_semantic/src/binder.rs
+++ b/crates/oxc_semantic/src/binder.rs
@@ -207,12 +207,12 @@ impl<'a> Binder for FormalParameters<'a> {
             SymbolFlags::FunctionScopedVariableExcludes
         };
         let is_signature = self.kind == FormalParameterKind::Signature;
-        self.bound_names(&mut |ident| {
-            if !is_signature {
+        if !is_signature {
+            self.bound_names(&mut |ident| {
                 let symbol_id = builder.declare_symbol(ident.span, &ident.name, includes, excludes);
                 ident.symbol_id.set(Some(symbol_id));
-            }
-        });
+            });
+        }
     }
 }