diff --git a/src/events/guildDelete.ts b/src/events/guildDelete.ts
new file mode 100644
index 0000000..8ee42a1
--- /dev/null
+++ b/src/events/guildDelete.ts
@@ -0,0 +1,17 @@
+import client from "../client";
+import { Events } from "discord.js";
+import { getGuildSetting } from "../tools/data";
+import { Badword, database, GuildSetting } from "../data";
+
+client.on(Events.GuildDelete, async (guild) => {
+    const settings = await getGuildSetting(guild.id);
+    if (settings.preserveDataOnGuildLeave) return;
+
+    await database.getRepository(GuildSetting).delete({
+        id: guild.id
+    });
+
+    await database.getRepository(Badword).delete({
+        guildID: guild.id
+    });
+});
\ No newline at end of file
diff --git a/src/events/index.ts b/src/events/index.ts
index f427567..ab87147 100644
--- a/src/events/index.ts
+++ b/src/events/index.ts
@@ -1 +1,2 @@
-import "./channelUpdate";
\ No newline at end of file
+import "./channelUpdate";
+import "./guildDelete";
\ No newline at end of file