diff --git a/2020/day19/aoc-c.c b/2020/day19/aoc-c.c
index 4e5e698..77bdf2e 100644
--- a/2020/day19/aoc-c.c
+++ b/2020/day19/aoc-c.c
@@ -1,4 +1,4 @@
-/* aoc-c.c: Advent2020, day 23, part 1
+/* aoc-c.c: Advent2020, day 19, parts 1 and 2
  */
 
 #include <stdio.h>