diff --git a/boa_engine/src/bytecompiler/function.rs b/boa_engine/src/bytecompiler/function.rs
index dba2b1f1dec..9d18464583c 100644
--- a/boa_engine/src/bytecompiler/function.rs
+++ b/boa_engine/src/bytecompiler/function.rs
@@ -173,9 +173,6 @@ impl FunctionCompiler {
 
         let can_optimize = can_optimize_params
             && can_optimize_body
-            && !parameters.has_arguments()
-            && !parameters.has_duplicates()
-            && !parameters.has_rest_parameter()
             && parameters.is_simple()
             && self.can_optimize;