diff --git a/src/builtins.rs b/src/builtins.rs
index da58c5e..f28ebf7 100644
--- a/src/builtins.rs
+++ b/src/builtins.rs
@@ -49,7 +49,7 @@ pub(crate) fn println(vm: &mut Vm, state: FunctionState) -> FunctionResult {
             FunctionResult::Yield(0)
         }
         FunctionState::Resume(0) => {
-            println!("{}", vm.frame_stack()[0].borrow());
+            println!("{}", vm.frame_stack().last().unwrap().borrow());
             Nil::create().into()
         }
         _ => unreachable!(),
@@ -69,7 +69,7 @@ pub(crate) fn print(vm: &mut Vm, state: FunctionState) -> FunctionResult {
             FunctionResult::Yield(0)
         }
         FunctionState::Resume(0) => {
-            print!("{}", vm.frame_stack()[0].borrow());
+            print!("{}", vm.frame_stack().last().unwrap().borrow());
             Nil::create().into()
         }
         _ => unreachable!(),