1 files changed, 8 insertions, 0 deletions
diff --git a/src/2015/day1/aoc.h b/src/2015/day1/aoc.h
index 6f70f09..b83b525 100644
--- a/src/2015/day1/aoc.h
+++ b/src/2015/day1/aoc.h
@@ -1 +1,9 @@
 #pragma once
+
+#include "common.h"
+
+namespace aoc2015 {
+
+int day1(line_view lv);
+
+}