diff --git a/src/types/discovery/add_guild_discovery_subcategory.ts b/src/types/discovery/add_guild_discovery_subcategory.ts
new file mode 100644
index 000000000..af38cb9fc
--- /dev/null
+++ b/src/types/discovery/add_guild_discovery_subcategory.ts
@@ -0,0 +1,12 @@
+import { SnakeCasedPropertiesDeep } from "../util.ts";
+
+export interface AddGuildDiscoverySubcategory {
+  /** The guild Id of the subcategory was added to */
+  guildId: string;
+  /** The Id of the subcategory added */
+  categoryId: number;
+}
+
+export type DiscordAddGuildDiscoverySubcategory = SnakeCasedPropertiesDeep<
+  AddGuildDiscoverySubcategory
+>;