diff --git a/package.json b/package.json
index db50891..07ff20e 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,6 @@
     "@types/random-seed": "0.3.3",
     "@types/request-promise-native": "1.0.16",
     "@types/seedrandom": "2.4.28",
-    "@types/tmp": "0.1.0",
     "@types/uuid": "3.4.4",
     "@types/ws": "6.0.1",
     "autobind-decorator": "2.4.0",
@@ -29,7 +28,6 @@
     "request-promise-native": "1.0.7",
     "seedrandom": "2.4.3",
     "timeout-as-promise": "1.0.0",
-    "tmp": "0.1.0",
     "ts-node": "8.0.3",
     "typescript": "3.4.5",
     "uuid": "3.3.2",
diff --git a/src/modules/maze/index.ts b/src/modules/maze/index.ts
index 2a8444c..124c019 100644
--- a/src/modules/maze/index.ts
+++ b/src/modules/maze/index.ts
@@ -1,8 +1,6 @@
-import * as fs from 'fs';
 import autobind from 'autobind-decorator';
 import Module from '../../module';
 import serifs from '../../serifs';
-import * as tmp from 'tmp';
 import { genMaze } from './gen-maze';
 import { renderMaze } from './render-maze';
 import Message from '../../message';