diff --git a/src/base/classes/Command.ts b/src/base/classes/Command.ts
index 17b5a1a..cc1ce4f 100644
--- a/src/base/classes/Command.ts
+++ b/src/base/classes/Command.ts
@@ -11,7 +11,7 @@ export class Command implements ICommand {
     category: Category;
     options: object;
     default_member_permissions: bigint;
-    dm_permissions: boolean;
+    dm_permission: boolean;
     cooldown: number;
 
     constructor(client: CustomClient, options: ICommandOptions) {
@@ -21,7 +21,7 @@ export class Command implements ICommand {
         this.category = options.category;
         this.options = options.options;
         this.default_member_permissions = options.default_member_permissions;
-        this.dm_permissions = options.dm_permissions;
+        this.dm_permission = options.dm_permission;
         this.cooldown = options.cooldown;
     }
 
diff --git a/src/base/interfaces/ICommand.ts b/src/base/interfaces/ICommand.ts
index bfb0c4f..ce07531 100644
--- a/src/base/interfaces/ICommand.ts
+++ b/src/base/interfaces/ICommand.ts
@@ -9,7 +9,7 @@ export interface ICommand {
     category: Category;
     options: object;
     default_member_permissions: bigint;
-    dm_permissions: boolean;
+    dm_permission: boolean;
     cooldown: number;
 
     execute(interaction: ChatInputCommandInteraction): void;
diff --git a/src/base/interfaces/ICommandOptions.ts b/src/base/interfaces/ICommandOptions.ts
index a991d7a..04c1031 100644
--- a/src/base/interfaces/ICommandOptions.ts
+++ b/src/base/interfaces/ICommandOptions.ts
@@ -6,6 +6,6 @@ export interface ICommandOptions {
     category: Category;
     options: object;
     default_member_permissions: bigint;
-    dm_permissions: boolean;
+    dm_permission: boolean;
     cooldown: number;
 }
\ No newline at end of file
diff --git a/src/commands/PingCommand.ts b/src/commands/PingCommand.ts
new file mode 100644
index 0000000..58f7e16
--- /dev/null
+++ b/src/commands/PingCommand.ts
@@ -0,0 +1,25 @@
+import {Command} from "../base/classes/Command";
+import {CustomClient} from "../base/classes/CustomClient";
+import {Category} from "../base/enums/Category";
+import {PermissionsBitField} from "discord.js";
+
+export class PingCommand extends Command {
+    constructor(client: CustomClient) {
+        super(client, {
+            name: 'ping',
+            description: ' Pong!',
+            category: Category.UTILITIES,
+            options: [],
+            default_member_permissions: PermissionsBitField.Flags.UseApplicationCommands,
+            dm_permission: true,
+            cooldown: 5
+        });
+    }
+
+    execute(interaction: any): void {
+        interaction.reply({
+            content: `Pong!`,
+            ephemeral: true
+        });
+    }
+}
\ No newline at end of file
diff --git a/src/events/client/Ready.ts b/src/events/client/Ready.ts
index 60fee13..31545d0 100644
--- a/src/events/client/Ready.ts
+++ b/src/events/client/Ready.ts
@@ -1,6 +1,7 @@
 import {Event} from '../../base/classes/Event';
 import {CustomClient} from "../../base/classes/CustomClient";
-import {Events} from "discord.js";
+import {Collection, Events, REST, Routes} from "discord.js";
+import {Command} from "../../base/classes/Command";
 export class Ready extends Event {
     constructor(client: CustomClient) {
         super(client, {
@@ -10,7 +11,38 @@ export class Ready extends Event {
         });
     }
 
-    execute(...args: any[]): void {
+    async execute(...args: any[]): Promise<void> {
         console.log(`Connecté en tant que ${this.client.user?.tag}!`);
+
+        const commands: object[] = this.getJson(this.client.commands);
+
+        const rest = new REST({version: '10'}).setToken(this.client.config.token);
+
+        const setCommands: any = await rest.put(
+            Routes.applicationCommands(this.client.user?.id!),
+            {
+                body: commands
+            }
+        );
+
+        console.log(`${setCommands.length} Commandes mises à jours avec succès !`);
+
+
+    }
+
+    private getJson(commands: Collection<string, Command>): object[] {
+        const data: object[] = [];
+
+        commands.forEach((command: Command) => {
+            data.push({
+                name: command.name,
+                description: command.description,
+                options: command.options,
+                default_member_permissions: command.default_member_permissions.toString(),
+                dm_permission: command.dm_permission,
+            })
+        });
+
+        return data;
     }
 }
\ No newline at end of file
diff --git a/src/events/guild/CommandHandler.ts b/src/events/guild/CommandHandler.ts
index 9d38a10..ea297ba 100644
--- a/src/events/guild/CommandHandler.ts
+++ b/src/events/guild/CommandHandler.ts
@@ -33,12 +33,24 @@ export class CommandHandler extends Event {
         const cooldownAmount = (command.cooldown || 3) * 1000;
 
         if (timestamps.has(interaction.user.id) && now < (timestamps.get(interaction.user.id) || 0) + cooldownAmount) {
+            const timeLeft = (((timestamps.get(interaction.user.id) || 0) + cooldownAmount - now) / 1000).toFixed(1);
             await interaction.reply({
-                content: `Veuillez patienter ${((timestamps.get(interaction.user.id) || 0) + cooldownAmount - now) / 1000} secondes avant de réutiliser la commande \`${command.name}\``
-            })
+                content: `Veuillez patienter ${timeLeft} secondes avant de réutiliser la commande \`${command.name}\``,
+                ephemeral: true
+            });
+
             return;
         }
+        timestamps.set(interaction.user.id, now);
+        setTimeout(() => timestamps.delete(interaction.user.id), cooldownAmount);
 
-        command.execute(interaction);
+        try {
+            const subCommandGroup = interaction.options.getSubcommandGroup(false);
+            const subCommand = `${interaction.commandName}${subCommandGroup ? `.${subCommandGroup}` : ''}.${interaction.options.getSubcommand(false)}` || '';
+
+            this.client.subCommands.get(subCommand)?.execute(interaction) || command.execute(interaction);
+        } catch (error) {
+            console.error(error);
+        }
     }
 }
\ No newline at end of file