diff --git a/exercises/traits/traits3.rs b/exercises/traits/traits3.rs
index 917ded7..6d2fd6c 100644
--- a/exercises/traits/traits3.rs
+++ b/exercises/traits/traits3.rs
@@ -5,6 +5,7 @@
 // information without writing the same function twice.
 //
 // Consider what you can add to the Licensed trait.
+// Execute `rustlings hint traits3` or use the `hint` watch subcommand for a hint.
 
 // I AM NOT DONE
 
diff --git a/exercises/traits/traits4.rs b/exercises/traits/traits4.rs
index cc5fe16..280aaad 100644
--- a/exercises/traits/traits4.rs
+++ b/exercises/traits/traits4.rs
@@ -2,6 +2,7 @@
 //
 // Your task is to replace the '??' sections so the code compiles.
 // Don't change any line other than 21.
+// Execute `rustlings hint traits4` or use the `hint` watch subcommand for a hint.
 
 // I AM NOT DONE
 
diff --git a/exercises/traits/traits5.rs b/exercises/traits/traits5.rs
index ed2afb1..290c047 100644
--- a/exercises/traits/traits5.rs
+++ b/exercises/traits/traits5.rs
@@ -2,6 +2,7 @@
 //
 // Your task is to replace the '??' sections so the code compiles.
 // Don't change any line other than 27.
+// Execute `rustlings hint traits5` or use the `hint` watch subcommand for a hint.
 
 // I AM NOT DONE