diff --git a/days/day01.cpp b/days/day01.cpp
index 650da11..b509195 100644
--- a/days/day01.cpp
+++ b/days/day01.cpp
@@ -134,7 +134,6 @@ void day01::Calculate()
 		return;
 	}
 
-	std::string line;
 	int num1, num2;
 	while (input >> num1 >> num2)
 	{