diff --git a/Cargo.toml b/Cargo.toml
index dc1acf3..2b02c96 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,14 +4,12 @@ version = "0.1.4"
 authors = ["Vinícius Rodrigues Miguel <vrmiguel99@gmail.com>", "João M. Bezerra <marcospb19@hotmail.com>"]
 edition = "2018"
 readme = "README.md"
-homepage = "https://github.com/vrmiguel/ouch"
 repository = "https://github.com/vrmiguel/ouch"
 license = "MIT"
 keywords = ["decompression", "compression", "zip", "tar", "gzip"]
 categories = ["command-line-utilities", "compression", "encoding"]
 description = "A command-line utility for easily compressing and decompressing files and directories."
 
-
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
@@ -24,8 +22,13 @@ bzip2   = "0.4.2"
 flate2  = "1.0.14"
 zip     = "0.5.11"
 
-
 [profile.release]
 lto = true
 codegen-units = 1
 opt-level = 3
+
+[workspace]
+members = [
+    ".",
+    "oof",
+]
diff --git a/oof/Cargo.toml b/oof/Cargo.toml
new file mode 100644
index 0000000..c134bc3
--- /dev/null
+++ b/oof/Cargo.toml
@@ -0,0 +1,9 @@
+[package]
+name = "oof"
+version = "0.1.0"
+authors = ["João M. Bezerra <marcospb19@hotmail.com>"]
+edition = "2018"
+description = "Ouch's argparsing library"
+repository = "https://github.com/vrmiguel/ouch"
+
+[dependencies]
diff --git a/oof/src/lib.rs b/oof/src/lib.rs
new file mode 100644
index 0000000..31e1bb2
--- /dev/null
+++ b/oof/src/lib.rs
@@ -0,0 +1,7 @@
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn it_works() {
+        assert_eq!(2 + 2, 4);
+    }
+}