diff --git a/Cargo.lock b/Cargo.lock
index 79b4ad9..ee8d96b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,15 +2,297 @@
 # It is not intended for manual editing.
 version = 4
 
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+
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+
+[[package]]
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+dependencies = [
+ "memchr",
+ "serde",
+]
+
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+ "shlex",
+]
+
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+ "autocfg",
+ "scopeguard",
+]
+
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+ "bstr",
+ "either",
+ "mlua-sys",
+ "num-traits",
+ "parking_lot",
+ "rustc-hash",
+ "rustversion",
+]
+
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+ "cc",
+ "cfg-if",
+ "pkg-config",
+]
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+ "redox_syscall",
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+ "windows-targets",
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 [[package]]
 name = "rush"
 version = "0.1.0"
 dependencies = [
+ "mlua",
  "shlex",
 ]
 
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+ "syn",
+]
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 [[package]]
 name = "shlex"
 version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
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+ "proc-macro2",
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+ "unicode-ident",
+]
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+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_gnullvm",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
+]
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+
+[[package]]
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+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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diff --git a/Cargo.toml b/Cargo.toml
index e2be144..741c43c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,3 +5,4 @@ edition = "2024"
 
 [dependencies]
 shlex = "1.3.0"
+mlua = { version = "0.10.5", features = ["lua54"] }
diff --git a/flake.nix b/flake.nix
index 9289673..9711f72 100644
--- a/flake.nix
+++ b/flake.nix
@@ -18,7 +18,10 @@
       in
       {
         devShells.default = pkgs.mkShell rec {
-          nativeBuildInputs = [ pkgs.pkg-config ];
+          nativeBuildInputs = with pkgs; [ 
+            pkg-config 
+            lua54Packages.lua
+          ];
           buildInputs = with pkgs; [
             clang
             llvmPackages.bintools
diff --git a/rush.lua b/rush.lua
new file mode 100644
index 0000000..00d47aa
--- /dev/null
+++ b/rush.lua
@@ -0,0 +1,8 @@
+-- This table will hold the configuration.
+local config = {}
+
+config.aliases = {
+	ls = "ls --color=auto",
+}
+
+return config
diff --git a/src/main.rs b/src/main.rs
index 5f85a00..59d98bf 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,7 +1,32 @@
 mod core;
 mod inbuilt;
 
+use mlua::prelude::*;
+
+// Helper function for resolving aliases.
+fn resolve_alias(config: &mlua::Table, cmd: &str) -> Option<String> {
+    config
+        .get::<mlua::Table>("aliases")
+        .ok()
+        .and_then(|aliases| aliases.get::<String>(cmd).ok())
+}
+
 fn main() {
+    // Create a new Lua state and load the safe subset of the standard libraries.
+    let lua = Lua::new();
+
+    // Retreive Lua source code from configuration file.
+    lua.load("config = require 'rush'")
+        .exec()
+        .expect("Failed to load configuration.");
+
+    // Create configuration table.
+    let config: mlua::Table = lua
+        .globals()
+        .get("config")
+        .expect("Failed to create configuration table.");
+
+    // Read, Evaluate, Print and Loop.
     loop {
         // Display the prompt for the user.
         core::display_prompt();
@@ -17,9 +42,16 @@ fn main() {
             continue;
         }
 
-        // Convert our tokens to our command and arguments.
-        let cmd = core::get_command(&tokens);
-        let args = core::get_args(&tokens);
+        // Convert tokens into command and arguments.
+        let (mut cmd, mut args) = (core::get_command(&tokens), core::get_args(&tokens));
+
+        // Check our configuration for aliases, convert alias to corresponding command.
+        if let Some(alias_cmd) = resolve_alias(&config, &cmd) {
+            // Tokenize the alias command and update cmd and args accordingly.
+            let alias_tokens = core::parse_input(&alias_cmd);
+            cmd = core::get_command(&alias_tokens);
+            args.extend(core::get_args(&alias_tokens));
+        }
 
         // Execute inbuilt commands if supplied, otherwise execute command and argument.
         match cmd.as_str() {