diff --git a/src/module.ts b/src/module.ts
index 27bcf65..6d4770e 100644
--- a/src/module.ts
+++ b/src/module.ts
@@ -4,11 +4,11 @@ import 藍, { InstallerResult } from '@/ai.js';
 export default abstract class Module {
 	public abstract readonly name: string;
 
-	protected ai: 藍;
+	private maybeAi?: 藍;
 	private doc: any;
 
 	public init(ai: 藍) {
-		this.ai = ai;
+		this.maybeAi = ai;
 
 		this.doc = this.ai.moduleData.findOne({
 			module: this.name
@@ -24,6 +24,13 @@ export default abstract class Module {
 
 	public abstract install(): InstallerResult;
 
+	protected get ai(): 藍 {
+		if (this.maybeAi == null) {
+			throw new TypeError('This module has not been initialized');
+		}
+		return this.maybeAi;
+	}
+
 	@bindThis
 	protected log(msg: string) {
 		this.ai.log(`[${this.name}]: ${msg}`);