diff --git a/package.json b/package.json
index 541a855a..90523bb5 100644
--- a/package.json
+++ b/package.json
@@ -21,8 +21,6 @@
     "node": ">=10.16 <11 || >= 12"
   },
   "devDependencies": {
-    "@babel/core": "^7.12.3",
-    "@babel/preset-react": "^7.12.1",
     "@clusterio/ctl": "file:./packages/ctl",
     "@clusterio/lib": "file:./packages/lib",
     "@clusterio/master": "file:packages/master",
diff --git a/packages/master/package.json b/packages/master/package.json
index fc33c227..81e3faf5 100644
--- a/packages/master/package.json
+++ b/packages/master/package.json
@@ -37,15 +37,10 @@
   },
   "devDependencies": {
     "@clusterio/web_ui": "^2.0.0-alpha.4",
-    "babel-loader": "^8.1.0",
-    "css-loader": "^4.3.0",
     "fast-deep-equal": "^3.1.3",
-    "file-loader": "^6.2.0",
-    "null-loader": "^4.0.0",
     "react": "^16.13.1",
     "react-dom": "^16.13.1",
     "react-router-dom": "^5.2.0",
-    "style-loader": "^1.2.1",
     "webpack-cli": "^3.3.12",
     "webpack-dev-middleware": "^3.7.2",
     "webpack-merge": "^5.2.0"
diff --git a/packages/web_ui/package.json b/packages/web_ui/package.json
index 8feeae66..5a4fe02a 100644
--- a/packages/web_ui/package.json
+++ b/packages/web_ui/package.json
@@ -15,17 +15,24 @@
   },
   "dependencies": {
     "@ant-design/icons": "^4.2.2",
+    "@babel/core": "^7.13.8",
+    "@babel/preset-react": "^7.12.13",
     "@clusterio/lib": "^2.0.0-alpha.4",
     "antd": "^4.6.5",
+    "babel-loader": "^8.2.2",
     "buffer": "^6.0.2",
     "clean-webpack-plugin": "^3.0.0",
+    "css-loader": "^5.1.0",
     "events": "^3.2.0",
+    "file-loader": "^6.2.0",
+    "null-loader": "^4.0.1",
     "os-browserify": "^0.3.0",
     "path-browserify": "^1.0.1",
     "process": "^0.11.10",
     "react": "^16.13.1",
     "react-dom": "^16.13.1",
     "react-router-dom": "^5.2.0",
+    "style-loader": "^2.0.0",
     "util": "^0.12.3"
   },
   "publishConfig": {
diff --git a/packages/web_ui/webpack.common.js b/packages/web_ui/webpack.common.js
index 00dd319c..df0fac39 100644
--- a/packages/web_ui/webpack.common.js
+++ b/packages/web_ui/webpack.common.js
@@ -34,27 +34,27 @@ module.exports = (env = {}) => ({
 		rules: [
 			{
 				test: /node_modules.fs-extra/,
-				use: "null-loader",
+				use: require.resolve("null-loader"),
 			},
 			{
 				test: /node_modules.jsonwebtoken/,
-				use: "null-loader",
+				use: require.resolve("null-loader"),
 			},
 			{
 				test: /node_modules.winston.dist.winston.transports.(http|file)/,
-				use: "null-loader",
+				use: require.resolve("null-loader"),
 			},
 			// Colour library used by winston which doesn't work in browser.
 			{
 				test: /node_modules.colors/,
-				use: "null-loader",
+				use: require.resolve("null-loader"),
 			},
 			{
 				test: /\.css$/,
 				use: [
-					"style-loader",
+					require.resolve("style-loader"),
 					{
-						loader: "css-loader",
+						loader: require.resolve("css-loader"),
 						options: {
 							sourceMap: !env.production,
 						},
@@ -73,15 +73,15 @@ module.exports = (env = {}) => ({
 				test: /\.jsx$/,
 				exclude: /node_modules/,
 				use: {
-					loader: "babel-loader",
+					loader: require.resolve("babel-loader"),
 					options: {
-						presets: ["@babel/preset-react"],
+						presets: [require.resolve("@babel/preset-react")],
 					},
 				},
 			},
 			{
 				test: /\.png$/,
-				use: "file-loader",
+				use: require.resolve("file-loader"),
 			},
 		],
 	},
diff --git a/plugins/global_chat/package.json b/plugins/global_chat/package.json
index e35634b9..8242a15b 100644
--- a/plugins/global_chat/package.json
+++ b/plugins/global_chat/package.json
@@ -18,9 +18,6 @@
   },
   "devDependencies": {
     "@clusterio/web_ui": "^2.0.0-alpha.4",
-    "babel-loader": "^8.1.0",
-    "file-loader": "^6.2.0",
-    "null-loader": "^4.0.0",
     "webpack-cli": "^3.3.12",
     "webpack-merge": "^5.2.0"
   },
diff --git a/plugins/research_sync/package.json b/plugins/research_sync/package.json
index 06a7d90a..6f8562c9 100644
--- a/plugins/research_sync/package.json
+++ b/plugins/research_sync/package.json
@@ -21,9 +21,6 @@
   },
   "devDependencies": {
     "@clusterio/web_ui": "^2.0.0-alpha.4",
-    "babel-loader": "^8.1.0",
-    "file-loader": "^6.2.0",
-    "null-loader": "^4.0.0",
     "webpack-cli": "^3.3.12",
     "webpack-merge": "^5.2.0"
   },
diff --git a/plugins/statistics_exporter/package.json b/plugins/statistics_exporter/package.json
index 9cbcf10f..d85555b0 100644
--- a/plugins/statistics_exporter/package.json
+++ b/plugins/statistics_exporter/package.json
@@ -18,9 +18,6 @@
   },
   "devDependencies": {
     "@clusterio/web_ui": "^2.0.0-alpha.4",
-    "babel-loader": "^8.1.0",
-    "file-loader": "^6.2.0",
-    "null-loader": "^4.0.0",
     "webpack-cli": "^3.3.12",
     "webpack-merge": "^5.2.0"
   },
diff --git a/plugins/subspace_storage/package.json b/plugins/subspace_storage/package.json
index 91e1ba5e..69ea64f1 100644
--- a/plugins/subspace_storage/package.json
+++ b/plugins/subspace_storage/package.json
@@ -22,9 +22,6 @@
   "devDependencies": {
     "@clusterio/web_ui": "^2.0.0-alpha.4",
     "antd": "^4.6.5",
-    "babel-loader": "^8.1.0",
-    "file-loader": "^6.2.0",
-    "null-loader": "^4.0.0",
     "react": "^16.13.1",
     "react-dom": "^16.13.1",
     "webpack-cli": "^3.3.12",