diff --git a/README.md b/README.md
index 77f8228..2382516 100644
--- a/README.md
+++ b/README.md
@@ -8,5 +8,5 @@ Run:
 ```shell
 cmake -B build .
 cmake --build build
-./build/advent_of_code_2023 <daynr>
+./build/day_<daynr>
 ```
\ No newline at end of file