diff --git a/package.json b/package.json
index 5d451ce1f..e62981d78 100644
--- a/package.json
+++ b/package.json
@@ -75,7 +75,6 @@
 		"@types/seedrandom": "2.4.27",
 		"@types/sharp": "0.21.0",
 		"@types/showdown": "1.7.5",
-		"@types/single-line-log": "1.1.0",
 		"@types/speakeasy": "2.0.3",
 		"@types/systeminformation": "3.23.0",
 		"@types/tinycolor2": "1.4.1",
@@ -152,8 +151,6 @@
 		"koa-slow": "2.1.0",
 		"koa-views": "6.1.4",
 		"loader-utils": "1.1.0",
-		"mecab-async": "0.1.2",
-		"merge-options": "1.0.1",
 		"minio": "7.0.1",
 		"mkdirp": "0.5.1",
 		"mocha": "5.2.0",
@@ -185,12 +182,10 @@
 		"rimraf": "2.6.2",
 		"rndstr": "1.0.0",
 		"s-age": "1.1.2",
-		"sass-loader": "7.1.0",
 		"seedrandom": "2.4.4",
 		"sharp": "0.21.0",
 		"showdown": "1.8.7",
 		"showdown-highlightjs-extension": "0.1.2",
-		"single-line-log": "1.1.2",
 		"speakeasy": "2.0.0",
 		"stringz": "1.0.0",
 		"style-loader": "0.23.1",