diff --git a/src/backend/mod.rs b/src/backend/mod.rs
new file mode 100644
index 0000000..9b884b0
--- /dev/null
+++ b/src/backend/mod.rs
@@ -0,0 +1,14 @@
+mod pacman;
+
+use std::collections::HashSet;
+
+use crate::Package;
+
+pub use pacman::Pacman;
+
+pub trait Backend {
+    /// Get all packages that are installed in the system.
+    fn get_all_installed_packages() -> HashSet<Package>;
+    /// Get all packages that were installed in the system explicitly.
+    fn get_explicitly_installed_packages() -> HashSet<Package>;
+}
diff --git a/src/backend.rs b/src/backend/pacman.rs
similarity index 79%
rename from src/backend.rs
rename to src/backend/pacman.rs
index 57314e3..756e6ff 100644
--- a/src/backend.rs
+++ b/src/backend/pacman.rs
@@ -3,15 +3,9 @@ use std::collections::HashSet;
 use alpm::Alpm;
 use alpm::PackageReason::Explicit;
 
+use super::Backend;
 use crate::Package;
 
-pub trait Backend {
-    /// Get all packages that are installed in the system.
-    fn get_all_installed_packages() -> HashSet<Package>;
-    /// Get all packages that were installed in the system explicitly.
-    fn get_explicitly_installed_packages() -> HashSet<Package>;
-}
-
 pub struct Pacman;
 
 impl Backend for Pacman {