diff --git a/backtracking/magic_sequence.cpp b/backtracking/magic_sequence.cpp
index 73912531e..093fbee45 100644
--- a/backtracking/magic_sequence.cpp
+++ b/backtracking/magic_sequence.cpp
@@ -128,6 +128,10 @@ static void test() {
  * @brief Main function
  * @returns 0 on exit
  */
+/**
+ * @brief Main function
+ * @returns 0 on exit
+ */
 int main() {
     test();  // run self-test implementations