diff --git a/lua/exercism/commands.lua b/lua/exercism/commands.lua
index b2bc1f9..bab9f58 100644
--- a/lua/exercism/commands.lua
+++ b/lua/exercism/commands.lua
@@ -19,7 +19,7 @@ M.setup = function()
         end
 
         if config.add_default_keybindings then
-            add_keymap('<leader>goe', ':ExercismList ruby<CR>', 'Exercism says hi')
+            add_keymap('<leader>exl', ':ExercismList<CR>', 'Exercism List')
             add_keymap('<leader>ext', ':ExercismTest<CR>', 'Exercism Test')
         end
     end
diff --git a/lua/exercism/config.lua b/lua/exercism/config.lua
index 8ed4bcd..d0e44a2 100644
--- a/lua/exercism/config.lua
+++ b/lua/exercism/config.lua
@@ -6,13 +6,13 @@ local M = {}
 ---@field exercism_workspace string
 ---@field add_default_keybindings boolean
 local config = {
-    name = 'World!',
-    add_default_keybindings = true,
     exercism_workspace = '~/exercism',
+    default_language = 'ruby',
+    add_default_keybindings = true,
     icons = {
         concept = '',
         practice = '',
-    }
+    },
 }
 
 ---@type exercism.config
diff --git a/lua/exercism/main.lua b/lua/exercism/main.lua
index 40b43f2..1a6c44f 100644
--- a/lua/exercism/main.lua
+++ b/lua/exercism/main.lua
@@ -33,8 +33,7 @@ local function handle_selection(exercise_name, language)
     local exercise_dir = get_exercise_dir(exercise_name, language)
 
     if not Path:new(exercise_dir):exists() then
-        local download_cmd =
-            string.format('exercism download --track=%s --exercise=%s', language, exercise_name)
+        local download_cmd = string.format('exercism download --track=%s --exercise=%s', language, exercise_name)
 
         utils.show_notification(
             'Setting up exercise: ' .. exercise_name .. ' in ' .. language,
@@ -54,6 +53,9 @@ end
 
 ---@param language string
 M.list_exercises = function(language)
+    if language == '' or language == nil then
+        language = config.default_language
+    end
     local exercise_data = get_exercise_data(language)
 
     if #exercise_data > 0 then