diff --git a/frontend.ts b/frontend.ts
index 7746e88..574738d 100644
--- a/frontend.ts
+++ b/frontend.ts
@@ -27,6 +27,7 @@ function convert_form(): string {
         return "error";
     } else {
         const converted_user_input = user_input.replace(/ /g, "");
+	converted_user_input.trim();
 
         box.textContent = converted_user_input;