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-rw-r--r--exercises/21_macros/macros3.rs4
1 files changed, 2 insertions, 2 deletions
diff --git a/exercises/21_macros/macros3.rs b/exercises/21_macros/macros3.rs
index 405c397..9537494 100644
--- a/exercises/21_macros/macros3.rs
+++ b/exercises/21_macros/macros3.rs
@@ -1,5 +1,5 @@
-// Make me compile, without taking the macro out of the module!
-
+// TODO: Fix the compiler error without taking the macro definition out of this
+// module.
mod macros {
macro_rules! my_macro {
() => {