diff --git a/Cargo.lock b/Cargo.lock
index af32c64..25d9807 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5,9 +5,6 @@ version = 4
 [[package]]
 name = "combustcean-core"
 version = "0.1.0"
-dependencies = [
- "uuid",
-]
 
 [[package]]
 name = "combustcean-range"
@@ -16,9 +13,3 @@ version = "0.1.0"
 [[package]]
 name = "combustcean-tongs"
 version = "0.1.0"
-
-[[package]]
-name = "uuid"
-version = "1.23.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ddd74a9687298c6858e9b88ec8935ec45d22e8fd5e6394fa1bd4e99a87789c76"
diff --git a/Cargo.toml b/Cargo.toml
index b5fc2b6..66b8422 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,3 @@
 [workspace]
 resolver = "3"
 members = ["combustcean-core", "combustcean-range", "combustcean-tongs"]
-
-[dependencies]
-uuid = { version = "1.23.1", default-features = false }
diff --git a/combustcean-core/Cargo.toml b/combustcean-core/Cargo.toml
index 260fa89..397fbf4 100644
--- a/combustcean-core/Cargo.toml
+++ b/combustcean-core/Cargo.toml
@@ -4,4 +4,3 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
-uuid.workspace = true
diff --git a/combustcean-core/src/lib.rs b/combustcean-core/src/lib.rs
index 8b13789..b93cf3f 100644
--- a/combustcean-core/src/lib.rs
+++ b/combustcean-core/src/lib.rs
@@ -1 +1,14 @@
+pub fn add(left: u64, right: u64) -> u64 {
+    left + right
+}
 
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        let result = add(2, 2);
+        assert_eq!(result, 4);
+    }
+}