diff --git a/package.json b/package.json
index bf526b27..8d33925a 100644
--- a/package.json
+++ b/package.json
@@ -21,6 +21,8 @@
     "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 3f9dbc7f..68cdb84e 100644
--- a/packages/master/package.json
+++ b/packages/master/package.json
@@ -35,8 +35,6 @@
     "yargs": "^14.2.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.11.6",
-    "@babel/preset-react": "^7.10.4",
     "@clusterio/web_ui": "^2.0.0-alpha.1",
     "babel-loader": "^8.1.0",
     "css-loader": "^4.3.0",
diff --git a/packages/master/webpack.config.js b/packages/master/webpack.config.js
index 01ebb289..756d809d 100644
--- a/packages/master/webpack.config.js
+++ b/packages/master/webpack.config.js
@@ -6,6 +6,7 @@ const { merge } = require("webpack-merge");
 const common = require("@clusterio/web_ui/webpack.common");
 
 module.exports = (env = {}) => merge(common(env), {
+	context: __dirname,
 	entry: "./web/index.jsx",
 	devServer: {
 		contentBase: "./static",
diff --git a/plugins/global_chat/package.json b/plugins/global_chat/package.json
index 21e3955c..c3c11791 100644
--- a/plugins/global_chat/package.json
+++ b/plugins/global_chat/package.json
@@ -17,8 +17,6 @@
     "@clusterio/lib": "^2.0.0-alpha.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.11.6",
-    "@babel/preset-react": "^7.10.4",
     "@clusterio/web_ui": "^2.0.0-alpha.1",
     "babel-loader": "^8.1.0",
     "null-loader": "^4.0.0",
diff --git a/plugins/global_chat/webpack.config.js b/plugins/global_chat/webpack.config.js
index c036c0a2..042295a4 100644
--- a/plugins/global_chat/webpack.config.js
+++ b/plugins/global_chat/webpack.config.js
@@ -6,6 +6,7 @@ const { merge } = require("webpack-merge");
 const common = require("@clusterio/web_ui/webpack.common");
 
 module.exports = (env = {}) => merge(common(env), {
+	context: __dirname,
 	entry: "./web/index.jsx",
 	output: {
 		filename: "bundle.js",
diff --git a/plugins/research_sync/package.json b/plugins/research_sync/package.json
index 8933c81c..bca53ca3 100644
--- a/plugins/research_sync/package.json
+++ b/plugins/research_sync/package.json
@@ -20,8 +20,6 @@
     "fs-extra": "^8.1.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.11.6",
-    "@babel/preset-react": "^7.10.4",
     "@clusterio/web_ui": "^2.0.0-alpha.1",
     "babel-loader": "^8.1.0",
     "null-loader": "^4.0.0",
diff --git a/plugins/research_sync/webpack.config.js b/plugins/research_sync/webpack.config.js
index f4de2479..4a519c63 100644
--- a/plugins/research_sync/webpack.config.js
+++ b/plugins/research_sync/webpack.config.js
@@ -6,6 +6,7 @@ const { merge } = require("webpack-merge");
 const common = require("@clusterio/web_ui/webpack.common");
 
 module.exports = (env = {}) => merge(common(env), {
+	context: __dirname,
 	entry: "./web/index.jsx",
 	output: {
 		filename: "bundle.js",
diff --git a/plugins/statistics_exporter/package.json b/plugins/statistics_exporter/package.json
index 0083efcd..3d271cd2 100644
--- a/plugins/statistics_exporter/package.json
+++ b/plugins/statistics_exporter/package.json
@@ -17,8 +17,6 @@
     "@clusterio/lib": "^2.0.0-alpha.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.11.6",
-    "@babel/preset-react": "^7.10.4",
     "@clusterio/web_ui": "^2.0.0-alpha.1",
     "babel-loader": "^8.1.0",
     "null-loader": "^4.0.0",
diff --git a/plugins/statistics_exporter/webpack.config.js b/plugins/statistics_exporter/webpack.config.js
index 4f231c84..3198c71e 100644
--- a/plugins/statistics_exporter/webpack.config.js
+++ b/plugins/statistics_exporter/webpack.config.js
@@ -6,6 +6,7 @@ const { merge } = require("webpack-merge");
 const common = require("@clusterio/web_ui/webpack.common");
 
 module.exports = (env = {}) => merge(common(env), {
+	context: __dirname,
 	entry: "./web/index.jsx",
 	output: {
 		filename: "bundle.js",
diff --git a/plugins/subspace_storage/package.json b/plugins/subspace_storage/package.json
index 540db0b0..afb3e970 100644
--- a/plugins/subspace_storage/package.json
+++ b/plugins/subspace_storage/package.json
@@ -20,8 +20,6 @@
     "fs-extra": "^8.1.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.11.6",
-    "@babel/preset-react": "^7.10.4",
     "@clusterio/web_ui": "^2.0.0-alpha.1",
     "antd": "^4.6.5",
     "babel-loader": "^8.1.0",
diff --git a/plugins/subspace_storage/webpack.config.js b/plugins/subspace_storage/webpack.config.js
index cc88fe4e..4a7b4901 100644
--- a/plugins/subspace_storage/webpack.config.js
+++ b/plugins/subspace_storage/webpack.config.js
@@ -6,6 +6,7 @@ const { merge } = require("webpack-merge");
 const common = require("@clusterio/web_ui/webpack.common");
 
 module.exports = (env = {}) => merge(common(env), {
+	context: __dirname,
 	entry: "./web/index.jsx",
 	output: {
 		filename: "bundle.js",