diff --git a/bidir/src/main.rs b/bidir/src/main.rs
index 0a9e1f3..9bdd70a 100644
--- a/bidir/src/main.rs
+++ b/bidir/src/main.rs
@@ -1,11 +1,12 @@
 use anyhow::Result;
 use bidir::{bidir::synthesize, data::Context, parser::TermParser};
-use rustyline::DefaultEditor;
+use rustyline::{Config, DefaultEditor};
 
 fn main() -> Result<()> {
   let term_parser = TermParser::new();
 
-  let mut rl = DefaultEditor::new()?;
+  let rl_config = Config::builder().auto_add_history(true).build();
+  let mut rl = DefaultEditor::with_config(rl_config)?;
 
   loop {
     let line = match rl.readline(">> ") {
@@ -17,7 +18,7 @@ fn main() -> Result<()> {
     let parsed_term = match term_parser.parse(&line) {
       Ok(term) => term,
       Err(err) => {
-        eprintln!("SHIET sucks bro: {err}");
+        eprintln!("parser error: {err}");
         continue;
       }
     };