diff --git a/src/buttons/loader.ts b/src/buttons/loader.ts
index 4db3d9f..c93897c 100644
--- a/src/buttons/loader.ts
+++ b/src/buttons/loader.ts
@@ -1,5 +1,5 @@
 import { readdir } from "fs/promises";
-import { removeExtension } from "../utils/misc";
+import { removeExtension, splitFilenameExtensions } from "../utils/misc";
 import {
   ChatInputCommandInteraction,
   Client,
@@ -11,7 +11,7 @@ import { getLocale } from "../utils/locales";
 export default async (client: Client) => {
   // Dossier des buttons
   const buttons_categories = (await readdir(__dirname)).filter(
-    (element) => !element.endsWith(".js") && !element.endsWith(".ts"),
+    (element) => splitFilenameExtensions(element)?.ext === undefined,
   );
 
   await Promise.all(
diff --git a/src/buttons/misc/reminderList-next.ts b/src/buttons/misc/reminderList-next.ts
index 60a870b..077cce1 100644
--- a/src/buttons/misc/reminderList-next.ts
+++ b/src/buttons/misc/reminderList-next.ts
@@ -4,7 +4,6 @@ import {
   ButtonStyle,
   Client,
   MessageComponentInteraction,
-  User,
 } from "discord.js";
 import { v4 as uuidv4 } from "uuid";
 import { getLocale } from "../../utils/locales";
@@ -18,11 +17,11 @@ export default {
   },
   interaction: async (interaction: MessageComponentInteraction, client: Client) => {
     const loc = getLocale(client, interaction.locale);
-    const embed_desc = interaction.message.embeds.at(0)?.description as string;
+    const embed_desc = interaction.message.embeds.at(0)?.description;
 
     // Retrieve Pages
-    const pageMax = Number(/(\d+)(?!.*\d)/gm.exec(embed_desc)?.[0]);
-    let page = Number(/(?!• \s+)\d(?=\/)/gm.exec(embed_desc)?.[0]);
+    const pageMax = Number(/(\d+)(?!.*\d)/gm.exec(embed_desc!)?.[0]);
+    let page = Number(/(?!• \s+)\d(?=\/)/gm.exec(embed_desc!)?.[0]);
     if (page + 1 > pageMax) {
       page = 1;
     } else {
@@ -30,8 +29,8 @@ export default {
     }
 
     // Retrieve user
-    const userId = /(?!<@)\d+(?=>)/gm.exec(embed_desc)?.[0] as string;
-    const user = client.users.cache.get(userId) as User;
+    const userId = /(?!<@)\d+(?=>)/gm.exec(embed_desc!)?.[0];
+    const user = client.users.cache.get(userId!)!;
 
     // Fetch list
     const list = await embedListReminders(
diff --git a/src/buttons/misc/reminderList-prec.ts b/src/buttons/misc/reminderList-prec.ts
index dd093e9..984527a 100644
--- a/src/buttons/misc/reminderList-prec.ts
+++ b/src/buttons/misc/reminderList-prec.ts
@@ -4,7 +4,6 @@ import {
   ButtonStyle,
   Client,
   MessageComponentInteraction,
-  User,
 } from "discord.js";
 import { v4 as uuidv4 } from "uuid";
 import { getLocale } from "../../utils/locales";
@@ -18,11 +17,11 @@ export default {
   },
   interaction: async (interaction: MessageComponentInteraction, client: Client) => {
     const loc = getLocale(client, interaction.locale);
-    const embed_desc = interaction.message.embeds.at(0)?.description as string;
+    const embed_desc = interaction.message.embeds.at(0)?.description;
 
     // Retrieve Pages
-    const pageMax = Number(/(\d+)(?!.*\d)/gm.exec(embed_desc)?.[0]);
-    let page = Number(/(?!• \s+)\d(?=\/)/gm.exec(embed_desc)?.[0]);
+    const pageMax = Number(/(\d+)(?!.*\d)/gm.exec(embed_desc!)?.[0]);
+    let page = Number(/(?!• \s+)\d(?=\/)/gm.exec(embed_desc!)?.[0]);
     if (page - 1 === 0) {
       page = pageMax;
     } else {
@@ -30,8 +29,8 @@ export default {
     }
 
     // Retrieve user
-    const userId = /(?!<@)\d+(?=>)/gm.exec(embed_desc)?.[0] as string;
-    const user = client.users.cache.get(userId) as User;
+    const userId = /(?!<@)\d+(?=>)/gm.exec(embed_desc!)?.[0];
+    const user = client.users.cache.get(userId!)!;
 
     // Fetch list
     const list = await embedListReminders(
diff --git a/src/buttons/music/queueList-next.ts b/src/buttons/music/queueList-next.ts
index a160587..2ed0a53 100644
--- a/src/buttons/music/queueList-next.ts
+++ b/src/buttons/music/queueList-next.ts
@@ -19,11 +19,11 @@ export default {
   },
   interaction: async (interaction: MessageComponentInteraction, client: Client) => {
     const loc = getLocale(client, interaction.locale);
-    const embed_desc = interaction.message.embeds.at(0)?.author?.name as string;
+    const embed_desc = interaction.message.embeds.at(0)?.author?.name;
 
     // Retrieve Pages
-    const pageMax = Number(/(\d+)(?!.*\d)/gm.exec(embed_desc)?.[0]);
-    let page = Number(/(?!• \s+)\d(?=\/)/gm.exec(embed_desc)?.[0]);
+    const pageMax = Number(/(\d+)(?!.*\d)/gm.exec(embed_desc!)?.[0]);
+    let page = Number(/(?!• \s+)\d(?=\/)/gm.exec(embed_desc!)?.[0]);
     if (page + 1 > pageMax) {
       page = 1;
     } else {
diff --git a/src/commands/loader.ts b/src/commands/loader.ts
index 33e17aa..419bef4 100644
--- a/src/commands/loader.ts
+++ b/src/commands/loader.ts
@@ -2,14 +2,14 @@ import { REST } from "@discordjs/rest";
 import { Routes } from "discord-api-types/v9";
 import { Client } from "discord.js";
 import { readdir } from "fs/promises";
-import { removeExtension } from "../utils/misc";
+import { removeExtension, splitFilenameExtensions } from "../utils/misc";
 
 /** Load all the commands */
 export default async (client: Client) => {
   const rest = new REST({ version: "10" }).setToken(client.token!);
 
   const command_categories = (await readdir(__dirname)).filter(
-    (element) => !element.endsWith(".js") && !element.endsWith(".ts"),
+    (element) => splitFilenameExtensions(element)?.ext === undefined,
   );
 
   const commands = (
diff --git a/src/commands/misc/help.ts b/src/commands/misc/help.ts
index bd1238b..ce9ebac 100644
--- a/src/commands/misc/help.ts
+++ b/src/commands/misc/help.ts
@@ -1,5 +1,4 @@
 import { SlashCommandBuilder } from "@discordjs/builders";
-import { Locale } from "discord-api-types/v9";
 import { ChatInputCommandInteraction, Client, Colors, EmbedBuilder } from "discord.js";
 import "../../modules/string";
 import { getLocale, getLocalizations } from "../../utils/locales";
@@ -93,7 +92,7 @@ export default {
           .setDescription(
             // Loads the description
             // according to the user's locals
-            command.data.description_localizations?.[interaction.locale as Locale] ??
+            command.data.description_localizations?.[interaction.locale] ??
               command.data.description,
           ),
       ],
diff --git a/src/commands/music/lyrics.ts b/src/commands/music/lyrics.ts
index a0b34d5..27088c2 100644
--- a/src/commands/music/lyrics.ts
+++ b/src/commands/music/lyrics.ts
@@ -1,5 +1,5 @@
 import { SlashCommandBuilder } from "@discordjs/builders";
-import { Player, useMainPlayer, useQueue } from "discord-player";
+import { useMainPlayer, useQueue } from "discord-player";
 import { ChatInputCommandInteraction, Client, EmbedBuilder } from "discord.js";
 import { getLocale, getLocalizations } from "../../utils/locales";
 import { getFilename } from "../../utils/misc";
@@ -81,7 +81,7 @@ export default {
     let data = null;
     await interaction.deferReply();
 
-    const player = useMainPlayer() as Player;
+    const player = useMainPlayer();
     const queue = useQueue(interaction.guildId!);
     if (request) {
       if (
diff --git a/src/commands/music/play.ts b/src/commands/music/play.ts
index bda4646..ed5ab35 100644
--- a/src/commands/music/play.ts
+++ b/src/commands/music/play.ts
@@ -1,12 +1,10 @@
 import { SlashCommandBuilder } from "@discordjs/builders";
-import { Player, SearchResult, useMainPlayer, useQueue } from "discord-player";
+import { SearchResult, useMainPlayer, useQueue } from "discord-player";
 import {
   AutocompleteInteraction,
   ChatInputCommandInteraction,
   Client,
   EmbedBuilder,
-  GuildResolvable,
-  VoiceBasedChannel,
 } from "discord.js";
 import { getLocale, getLocalizations } from "../../utils/locales";
 import { Metadata } from "../../utils/metadata";
@@ -71,7 +69,7 @@ export default {
       loc_default?.get(`c_${filename}_opt1_name`) as string,
     );
 
-    const player = useMainPlayer() as Player;
+    const player = useMainPlayer();
     if (!query) {
       // Now playing
 
@@ -97,7 +95,7 @@ export default {
       return await interaction.reply({ embeds: [embed] });
     }
 
-    const queue = player.nodes.create(interaction.guild as GuildResolvable, {
+    const queue = player.nodes.create(interaction.guild!, {
       defaultFFmpegFilters: ["silenceremove"],
       metadata: {
         channel: interaction.channel,
@@ -106,7 +104,7 @@ export default {
 
     // Verify vc connection
     try {
-      if (!queue.connection) await queue.connect(member.voice.channel as VoiceBasedChannel);
+      if (!queue.connection) await queue.connect(member.voice.channel!);
     } catch {
       queue.delete();
       return await interaction.reply({
@@ -155,7 +153,7 @@ export default {
     const loc_default = interaction.client.locales.get(interaction.client.config.default_lang);
     const filename = getFilename(__filename);
 
-    const player = useMainPlayer() as Player;
+    const player = useMainPlayer();
     const query = interaction.options.getString(
       loc_default?.get(`c_${filename}_opt1_name`) as string,
       true,
diff --git a/src/commands/music/queue.ts b/src/commands/music/queue.ts
index 2ba005e..5a761c4 100644
--- a/src/commands/music/queue.ts
+++ b/src/commands/music/queue.ts
@@ -153,7 +153,7 @@ export default {
         case loc_default?.get(`c_${filename}_sub3_name`)?.toLowerCase(): {
           const id = interaction.options.getNumber(
             loc_default?.get(`c_${filename}_sub3_opt1_name`) as string,
-          ) as number;
+          )!;
 
           const track = queue.removeTrack(id - 1);
 
diff --git a/src/commands/music/stop.ts b/src/commands/music/stop.ts
index eed0062..ac8e9ca 100644
--- a/src/commands/music/stop.ts
+++ b/src/commands/music/stop.ts
@@ -1,8 +1,7 @@
 import { SlashCommandBuilder } from "@discordjs/builders";
-import { Player, useMainPlayer } from "discord-player";
-import { ChatInputCommandInteraction, Client, GuildResolvable } from "discord.js";
+import { useMainPlayer } from "discord-player";
+import { ChatInputCommandInteraction, Client } from "discord.js";
 import { getLocale, getLocalizations } from "../../utils/locales";
-import { Metadata } from "../../utils/metadata";
 import { getFilename } from "../../utils/misc";
 
 export default {
@@ -25,11 +24,11 @@ export default {
   interaction: async (interaction: ChatInputCommandInteraction, client: Client) => {
     const loc = getLocale(client, interaction.locale);
 
-    const player = useMainPlayer() as Player;
-    const queue = player.nodes.create(interaction.guild as GuildResolvable, {
+    const player = useMainPlayer();
+    const queue = player.nodes.create(interaction.guild!, {
       metadata: {
         channel: interaction.channel,
-      } as Metadata,
+      },
     });
 
     if (!(queue.connection || queue.node.isPlaying())) {
diff --git a/src/events/loader.ts b/src/events/loader.ts
index 58c966b..733784c 100644
--- a/src/events/loader.ts
+++ b/src/events/loader.ts
@@ -6,7 +6,7 @@ import { splitFilenameExtensions } from "../utils/misc";
 /** Load all the events */
 export default async (client: Client, isDev: boolean) => {
   const events_categories = (await readdir(__dirname)).filter(
-    (element) => !element.endsWith(".js") && !element.endsWith(".ts"),
+    (element) => splitFilenameExtensions(element)?.ext === undefined,
   );
 
   const player = useMainPlayer();
@@ -45,7 +45,7 @@ export default async (client: Client, isDev: boolean) => {
         );
 
         // Remove extension
-        const { file: event_type, ext } = splitFilenameExtensions(event_file);
+        const { file: event_type, ext } = splitFilenameExtensions(event_file)!;
         if (!(ext === "js" || ext === "ts")) {
           throw `Unknown file in ${event_category}: ${event_file}`;
         }
diff --git a/src/events/message/messageCreate.ts b/src/events/message/messageCreate.ts
index 1803a51..c76e35c 100644
--- a/src/events/message/messageCreate.ts
+++ b/src/events/message/messageCreate.ts
@@ -1,4 +1,4 @@
-import { Client, EmbedBuilder, GuildMember, Message, TextBasedChannel } from "discord.js";
+import { Client, EmbedBuilder, Message, TextBasedChannel } from "discord.js";
 import { getLocale } from "../../utils/locales";
 import { isImage, userWithNickname } from "../../utils/misc";
 import { showDate } from "../../utils/time";
@@ -146,7 +146,7 @@ export default async (message: Message, client: Client) => {
     if (message.author === quoted_post?.author) {
       author += " & Citateur";
     } else {
-      footer += `\nCité par ${userWithNickname(message.member as GuildMember) ?? "?"} le ${showDate(
+      footer += `\nCité par ${userWithNickname(message.member!) ?? "?"} le ${showDate(
         client.config.default_lang,
         loc,
         message.createdAt,
diff --git a/src/utils/misc.ts b/src/utils/misc.ts
index b89db42..e2a7fd2 100644
--- a/src/utils/misc.ts
+++ b/src/utils/misc.ts
@@ -34,10 +34,26 @@ export const getFilename = (path: string) => {
  * @returns Object with filename and extension splitted
  */
 export const splitFilenameExtensions = (filename: string) => {
-  const array = filename.split(".");
-  const ext = array.pop();
+  if (filename.length === 0) {
+    return undefined;
+  }
 
-  return { file: array.join("."), ext };
+  // Check if the filename starts with a dot and has no other dots
+  if (filename.startsWith(".") && filename.indexOf(".", 1) === -1) {
+    return { file: filename, ext: undefined };
+  }
+
+  const lastDotIndex = filename.lastIndexOf(".");
+
+  // If there's no dot or the dot is at the start, treat the whole string as the filename
+  if (lastDotIndex <= 0) {
+    return { file: filename, ext: undefined };
+  }
+
+  const file = filename.slice(0, lastDotIndex);
+  const ext = filename.slice(lastDotIndex + 1);
+
+  return { file, ext };
 };
 
 /**
@@ -46,16 +62,7 @@ export const splitFilenameExtensions = (filename: string) => {
  * @returns string of the filename without an extension
  */
 export const removeExtension = (filename: string) => {
-  return splitFilenameExtensions(filename).file;
-};
-
-/**
- * Get extension from a filename
- * @param filename string of the filename
- * @returns string of the extension if it exists
- */
-export const getExtension = (filename: string) => {
-  return splitFilenameExtensions(filename).ext;
+  return splitFilenameExtensions(filename)!.file;
 };
 
 /**
@@ -64,7 +71,11 @@ export const getExtension = (filename: string) => {
  * @returns true is file is a media
  */
 export const isImage = (filename: string) => {
-  return Boolean(getExtension(filename)?.match(/jpg|jpeg|png|webp|gif/));
+  return Boolean(
+    splitFilenameExtensions(filename)
+      ?.ext?.toLowerCase()
+      .match(/jpg|jpeg|png|webp|gif/),
+  );
 };
 
 /**
diff --git a/src/utils/music.ts b/src/utils/music.ts
index 592ae8a..da84263 100644
--- a/src/utils/music.ts
+++ b/src/utils/music.ts
@@ -1,5 +1,5 @@
 import { EmbedBuilder } from "@discordjs/builders";
-import { GuildQueue, QueueRepeatMode, Track } from "discord-player";
+import { GuildQueue, QueueRepeatMode } from "discord-player";
 import { Client } from "discord.js";
 import { getLocale } from "./locales";
 import { generateTrustedToken, YoutubeiExtractor } from "discord-player-youtubei";
@@ -15,7 +15,7 @@ export const embedListQueue = (
   const tracks = queue.tracks.toArray();
 
   // Add the current song at the top of the list
-  tracks.unshift(queue.history.currentTrack as Track);
+  tracks.unshift(queue.history.currentTrack!);
 
   // Limit of discord is 25
   const limit_fields = 25;