diff --git a/modules/users/modules/shell/bash.nix b/modules/users/modules/shell/bash.nix
index d71f5f9..c391b33 100644
--- a/modules/users/modules/shell/bash.nix
+++ b/modules/users/modules/shell/bash.nix
@@ -14,5 +14,9 @@ in
     enable = mkEnableOption "bash";
   };
 
-  config.programs.bash.enable = cfg.enable;
+  config.programs.bash = {
+    enable = cfg.enable;
+
+    shellAliases = config.modules.shell.aliases;
+  };
 }
diff --git a/modules/users/modules/shell/default.nix b/modules/users/modules/shell/default.nix
new file mode 100644
index 0000000..5ade290
--- /dev/null
+++ b/modules/users/modules/shell/default.nix
@@ -0,0 +1,19 @@
+{
+  pkgs,
+  lib,
+  config,
+  ...
+}:
+
+with lib;
+{
+  options.modules.shell = {
+    aliases = mkOption {
+      type = types.attrsOf types.str;
+      default = {
+        "..." = "cd ../..";
+      };
+      description = "Shell aliases";
+    };
+  };
+}
diff --git a/modules/users/modules/shell/fish.nix b/modules/users/modules/shell/fish.nix
index 343fdf7..e020d43 100644
--- a/modules/users/modules/shell/fish.nix
+++ b/modules/users/modules/shell/fish.nix
@@ -36,6 +36,8 @@ in
     programs.fish = {
       enable = true;
 
+      shellAliases = config.modules.shell.aliases;
+
       plugins = [
         (mkIf cfg.plugins.done {
           name = "done";