diff --git a/exercises/06_ticket_management/10_slices/src/lib.rs b/exercises/06_ticket_management/10_slices/src/lib.rs
index bd16c52..1d2c6f7 100644
--- a/exercises/06_ticket_management/10_slices/src/lib.rs
+++ b/exercises/06_ticket_management/10_slices/src/lib.rs
@@ -1,4 +1,4 @@
-// TODO: Define a function named that takes a reference to a slice of `u32` and returns the sum of all
+// TODO: Define a function named `sum` that takes a reference to a slice of `u32` and returns the sum of all
 //  elements in the slice.
 
 #[cfg(test)]