diff --git a/src/packages/string_basic.rs b/src/packages/string_basic.rs
index 288fc115..d6f57c02 100644
--- a/src/packages/string_basic.rs
+++ b/src/packages/string_basic.rs
@@ -126,12 +126,12 @@ gen_functions!(print_array => to_debug(Array));
 #[export_fn]
 #[inline(always)]
 fn print_empty_string() -> ImmutableString {
-    String::new().into()
+    "".to_string().into()
 }
 #[export_fn]
 #[inline(always)]
 fn print_unit(_x: ()) -> ImmutableString {
-    String::new().into()
+    "".to_string().into()
 }
 #[export_fn]
 #[inline(always)]