diff --git a/src/lib.rs b/src/lib.rs
index 059190b..8928163 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,6 +1,6 @@
 use ratmom::{prelude::*, Request};
 
-pub async fn ask(prompt: String) -> Result<String, Box<dyn std::error::Error>> {
+pub async fn ask(prompt: &str) -> Result<String, Box<dyn std::error::Error>> {
 
     let mut body = String::new();
     body.push_str(r#"{