diff --git a/Cargo.lock b/Cargo.lock
index df190ad8..862a8a2e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -459,7 +459,7 @@ checksum = "f497285884f3fcff424ffc933e56d7cbca511def0c9831a7f9b5f6153e3cc89b"
 
 [[package]]
 name = "rustlings"
-version = "4.8.0"
+version = "5.0.0"
 dependencies = [
  "argh",
  "assert_cmd",
diff --git a/exercises/intro/intro1.rs b/exercises/intro/intro1.rs
index 45c5acba..242db8ef 100644
--- a/exercises/intro/intro1.rs
+++ b/exercises/intro/intro1.rs
@@ -9,8 +9,6 @@
 // when you change one of the lines below! Try adding a `println!` line, or try changing
 // what it outputs in your terminal. Try removing a semicolon and see what happens!
 
-// I AM NOT DONE
-
 fn main() {
     println!("Hello and");
     println!(r#"       welcome to...                      "#);