diff --git a/README.md b/README.md
index 94d317a19..952cbd00a 100644
--- a/README.md
+++ b/README.md
@@ -89,7 +89,7 @@ client.on('ready', () => {
 });
 
 client.on('interactionCreate', async (interaction) => {
-	if (!interaction.isCommand()) return;
+	if (!interaction.isChatInputCommand()) return;
 
 	if (interaction.commandName === 'ping') {
 		await interaction.reply('Pong!');
diff --git a/packages/discord.js/README.md b/packages/discord.js/README.md
index c9c9a447a..55f944fb7 100644
--- a/packages/discord.js/README.md
+++ b/packages/discord.js/README.md
@@ -89,7 +89,7 @@ client.on('ready', () => {
 });
 
 client.on('interactionCreate', async interaction => {
-  if (!interaction.isCommand()) return;
+  if (!interaction.isChatInputCommand()) return;
 
   if (interaction.commandName === 'ping') {
     await interaction.reply('Pong!');
diff --git a/packages/discord.js/typings/index.d.ts b/packages/discord.js/typings/index.d.ts
index 9e15e20be..ec3bdbfda 100644
--- a/packages/discord.js/typings/index.d.ts
+++ b/packages/discord.js/typings/index.d.ts
@@ -1520,7 +1520,6 @@ export class Interaction<Cached extends CacheType = CacheType> extends Base {
   public isChatInputCommand(): this is ChatInputCommandInteraction<Cached>;
   public isContextMenuCommand(): this is ContextMenuCommandInteraction<Cached>;
   public isMessageContextMenuCommand(): this is MessageContextMenuCommandInteraction<Cached>;
-  public isAutocomplete(): this is AutocompleteInteraction<Cached>;
   public isUserContextMenuCommand(): this is UserContextMenuCommandInteraction<Cached>;
   public isSelectMenu(): this is SelectMenuInteraction<Cached>;
   public isRepliable(): this is this & InteractionResponseFields<Cached>;