diff --git a/keyserver/Dockerfile b/keyserver/Dockerfile
--- a/keyserver/Dockerfile
+++ b/keyserver/Dockerfile
@@ -150,7 +150,13 @@
 # We do this first so Docker doesn't rebuild when only keyserver files change
 #-------------------------------------------------------------------------------
 
+# These are needed for babel-build-comm-config
+COPY --chown=comm keyserver/src keyserver/src
+COPY --chown=comm keyserver/bash/source-nvm.sh keyserver/bash/source-nvm.sh
+COPY --chown=comm keyserver/babel.config.cjs keyserver/babel.config.cjs
+
 COPY --chown=comm lib lib/
+
 COPY --chown=comm landing landing/
 RUN yarn workspace landing prod
 
diff --git a/keyserver/package.json b/keyserver/package.json
--- a/keyserver/package.json
+++ b/keyserver/package.json
@@ -7,6 +7,7 @@
   "main": "dist/keyserver",
   "scripts": {
     "clean": "rm -rf dist/ && rm -rf node_modules/ && mkdir dist",
+    "babel-build-comm-config": ". bash/source-nvm.sh && yarn --silent babel src/lib/utils/comm-config.js --out-dir dist/lib/utils/ --config-file ./babel.config.cjs",
     "babel-build": ". bash/source-nvm.sh && yarn --silent babel src/ --out-dir dist/ --config-file ./babel.config.cjs --verbose --ignore 'src/landing/flow-typed','src/landing/node_modules','src/landing/package.json','src/lib/flow-typed','src/lib/node_modules','src/lib/package.json','src/web/flow-typed','src/web/node_modules','src/web/package.json','src/web/dist','src/web/webpack.config.js','src/web/account-bar.react.js','src/web/app.react.js','src/web/calendar','src/web/chat','src/web/flow','src/web/loading-indicator.react.js','src/web/modals','src/web/root.js','src/web/router-history.js','src/web/script.js','src/web/selectors/chat-selectors.js','src/web/selectors/entry-selectors.js','src/web/splash','src/web/vector-utils.js','src/web/vectors.react.js'",
     "rsync": "rsync -rLpmuv --exclude '*/package.json' --exclude '*/node_modules/*' --include '*.json' --include '*.cjs' --include '*.node' --exclude '*.*' src/ dist/",
     "prod-build": "yarn babel-build && yarn rsync && yarn update-geoip",
diff --git a/landing/package.json b/landing/package.json
--- a/landing/package.json
+++ b/landing/package.json
@@ -6,8 +6,8 @@
   "license": "BSD-3-Clause",
   "scripts": {
     "clean": "rm -rf dist/ && rm -rf node_modules/",
-    "dev": "yarn concurrently --names=\"NODESSR,BROWSER\" -c \"bgBlue.bold,bgMagenta.bold\" \"yarn webpack --config webpack.config.cjs --config-name=server --watch\" \"yarn webpack-dev-server --config webpack.config.cjs --config-name=browser\"",
-    "prod": "yarn webpack --config webpack.config.cjs --env prod --progress"
+    "dev": "yarn workspace keyserver babel-build-comm-config && yarn concurrently --names=\"NODESSR,BROWSER\" -c \"bgBlue.bold,bgMagenta.bold\" \"yarn webpack --config webpack.config.cjs --config-name=server --watch\" \"yarn webpack-dev-server --config webpack.config.cjs --config-name=browser\"",
+    "prod": "yarn workspace keyserver babel-build-comm-config && yarn webpack --config webpack.config.cjs --env prod --progress"
   },
   "devDependencies": {
     "@babel/core": "^7.13.14",
diff --git a/lib/utils/comm-config.js b/lib/utils/comm-config.js
--- a/lib/utils/comm-config.js
+++ b/lib/utils/comm-config.js
@@ -1,6 +1,7 @@
 // @flow
 
 import fs from 'fs';
+import path from 'path';
 import { promisify } from 'util';
 
 const readFile = promisify(fs.readFile);
@@ -49,13 +50,19 @@
       );
     }
   }
-  const path = getPathForConfigName(configName);
+
+  let filePath = getPathForConfigName(configName);
+  const cwd = path.resolve();
+  if (!cwd.endsWith('/keyserver')) {
+    filePath = `../keyserver/${filePath}`;
+  }
+
   try {
-    const pathString = await readFile(path, 'utf8');
+    const pathString = await readFile(filePath, 'utf8');
     return JSON.parse(pathString);
   } catch (e) {
     if (e.code !== 'ENOENT') {
-      console.log(`Failed to read JSON from ${path}`, e);
+      console.log(`Failed to read JSON from ${filePath}`, e);
     }
     return null;
   }
diff --git a/web/package.json b/web/package.json
--- a/web/package.json
+++ b/web/package.json
@@ -6,8 +6,8 @@
   "license": "BSD-3-Clause",
   "scripts": {
     "clean": "rm -rf dist/ && rm -rf node_modules/",
-    "dev": "yarn concurrently --names=\"NODESSR,BROWSER,WORKERS\" -c \"bgBlue.bold,bgMagenta.bold,bgCyan.bold\" \"yarn webpack --config webpack.config.cjs --config-name=server --watch\" \"yarn webpack-dev-server --config webpack.config.cjs --config-name=browser\" \"yarn webpack --config webpack.config.cjs --config-name=webworkers --watch\"",
-    "prod": "yarn webpack --config webpack.config.cjs --env prod --progress",
+    "dev": "yarn workspace keyserver babel-build-comm-config && yarn concurrently --names=\"NODESSR,BROWSER,WORKERS\" -c \"bgBlue.bold,bgMagenta.bold,bgCyan.bold\" \"yarn webpack --config webpack.config.cjs --config-name=server --watch\" \"yarn webpack-dev-server --config webpack.config.cjs --config-name=browser\" \"yarn webpack --config webpack.config.cjs --config-name=webworkers --watch\"",
+    "prod": "yarn workspace keyserver babel-build-comm-config && yarn webpack --config webpack.config.cjs --env prod --progress",
     "test": "jest"
   },
   "devDependencies": {