1 files changed, 1 insertions, 1 deletions
diff --git a/src/string.c b/src/string.c
index 5f1f5b50b..3d3f084ca 100644
--- a/src/string.c
+++ b/src/string.c
@@ -2535,7 +2535,7 @@ mrb_str_inspect(mrb_state *mrb, mrb_value str)
         continue;
       }
     }
-    mrb_str_buf_cat(mrb, result, "\"", 1);
+    mrb_str_cat_lit(mrb, result, "\"");
 
     return result;
 }