diff --git a/package.json b/package.json
index 8d66974..7b3c363 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
 		"memory-streams": "0.1.3",
 		"misskey-reversi": "0.0.5",
 		"module-alias": "2.2.2",
-		"node-fetch": "3.2.10",
+		"node-fetch": "2.6.6",
 		"promise-retry": "2.0.1",
 		"random-seed": "0.3.0",
 		"reconnecting-websocket": "4.4.0",
@@ -47,7 +47,7 @@
 		"@types/jsdom": "20.0.0",
 		"@types/koa": "2.13.5",
 		"@types/koa__router": "12.0.0",
-		"@types/node-fetch": "3.0.3",
+		"@types/node-fetch": "2",
 		"@types/websocket": "1.0.5",
 		"@typescript-eslint/eslint-plugin": "5.38.0",
 		"@typescript-eslint/parser": "5.38.0",