diff --git a/src/days/day__/mod.rs b/src/days/day__/mod.rs
index 000bcc4..e67b4e2 100644
--- a/src/days/day__/mod.rs
+++ b/src/days/day__/mod.rs
@@ -9,26 +9,26 @@ impl DayTrait for Day {
         DAY_NUMBER
     }
 
-    fn part1(&self, _lines: &str) -> anyhow::Result<ResultType> {
-        Ok(ResultType::NoResult)
+    fn part1(&self, _lines: &[String]) -> anyhow::Result<ResultType> {
+        Ok(ResultType::Nothing)
     }
 
-    fn part2(&self, _lines: &str) -> anyhow::Result<ResultType> {
-        Ok(ResultType::NoResult)
+    fn part2(&self, _lines: &[String]) -> anyhow::Result<ResultType> {
+        Ok(ResultType::Nothing)
     }
 }
 
 #[cfg(test)]
 mod test {
     use super::*;
-    use crate::common::file::read_data;
+    use crate::common::file::read_lines;
     use anyhow::Result;
 
     #[test]
     fn test_part1() -> Result<()> {
         let day = Day {};
-        let lines = read_data(day.get_day_number(), "example01.txt")?;
-        let expected = ResultType::NoResult;
+        let lines = read_lines(day.get_day_number(), "example01.txt")?;
+        let expected = ResultType::Nothing;
         let result = day.part1(&lines)?;
         assert_eq!(result, expected);
 
@@ -38,8 +38,8 @@ mod test {
     #[test]
     fn test_part2() -> Result<()> {
         let day = Day {};
-        let lines = read_data(day.get_day_number(), "example01.txt")?;
-        let expected = ResultType::NoResult;
+        let lines = read_lines(day.get_day_number(), "example01.txt")?;
+        let expected = ResultType::Nothing;
         let result = day.part2(&lines)?;
         assert_eq!(result, expected);