diff --git a/2022/Cargo.toml b/2022/Cargo.toml
index 16e8659..ba4b558 100644
--- a/2022/Cargo.toml
+++ b/2022/Cargo.toml
@@ -5,3 +5,7 @@ members = [
    "day-3_rucksack_reorganization",
 ]
 
+[profile.release]
+lto = true
+codegen-units = 1
+debug = 1
\ No newline at end of file
diff --git a/2022/day-1_calorie_counting/Cargo.toml b/2022/day-1_calorie_counting/Cargo.toml
index 47e58cf..619659e 100644
--- a/2022/day-1_calorie_counting/Cargo.toml
+++ b/2022/day-1_calorie_counting/Cargo.toml
@@ -3,11 +3,6 @@ name = "day-1_calorie_counting"
 version = "0.1.0"
 edition = "2021"
 
-[profile.release]
-lto = true
-codegen-units = 1
-debug = 1
-
 [lib]
 name = "calorie_counting_lib"
 path = "src/lib.rs"
diff --git a/2022/day-3_rucksack_reorganization/src/lib.rs b/2022/day-3_rucksack_reorganization/src/lib.rs
index 45d9778..3cf5d5f 100644
--- a/2022/day-3_rucksack_reorganization/src/lib.rs
+++ b/2022/day-3_rucksack_reorganization/src/lib.rs
@@ -55,7 +55,6 @@ pub fn task_3b (content: &str) -> u64 {
 #[cfg(test)]
 mod tests {
     use super::*;
-    use common::create_file;
 
     const CONTENT: &str = "vJrwpWtwJgWrhcsFMMfFFhFp\njqHRNqRjqzjGDLGLrsFMfFZSrLrFZsSL\nPmmdzqPrVvPwwTWBwg\nwMqvLMZHhHMvwLHjbvcjnnSBnvTQFn\nttgJtRGJQctTZtZT\nCrZsJsPPZsGzwwsLwLmpwMDw";