diff --git a/admin/vite.config.js b/admin/vite.config.js
index ee005c3bc..9cce4c2d9 100644
--- a/admin/vite.config.js
+++ b/admin/vite.config.js
@@ -71,15 +71,17 @@ export default defineConfig(({ command }) => {
       }),
       EnvironmentPlugin({
         BUILD_COMMIT: null,
-        PORT: CONFIG.ADMIN_MODULE_PORT, // null,
-        COMMUNITY_HOST: CONFIG.ADMIN_MODULE_HOST, // null,
-        URL_PROTOCOL: CONFIG.ADMIN_MODULE_PROTOCOL, // null,
-        WALLET_URL: CONFIG.WALLET_AUTH_URL, // null,
-        GRAPHQL_URL: CONFIG.GRAPHQL_URI, // null,
+        PORT: CONFIG.ADMIN_MODULE_PORT ?? null, // null,
+        COMMUNITY_HOST: CONFIG.ADMIN_MODULE_HOST ?? null, // null,
+        COMMUNITY_URL: CONFIG.COMMUNITY_URL ?? null,
+        URL_PROTOCOL: CONFIG.ADMIN_MODULE_PROTOCOL ?? null, // null,
+        WALLET_AUTH_URL: CONFIG.WALLET_AUTH_URL ?? null,
+        GRAPHQL_URL: CONFIG.GRAPHQL_URI ?? null, // null,
         GRAPHQL_PATH: process.env.GRAPHQL_PATH ?? '/graphql', // null,
-        WALLET_AUTH_PATH: CONFIG.WALLET_AUTH_URL, // null,
-        WALLET_LOGIN_PATH: CONFIG.WALLET_LOGIN_URL, // null,
-        DEBUG_DISABLE_AUTH: CONFIG.DEBUG_DISABLE_AUTH, // null,
+        WALLET_AUTH_PATH: CONFIG.WALLET_AUTH_PATH ?? null,
+        WALLET_LOGIN_PATH: CONFIG.WALLET_LOGIN_URL ?? null, // null,
+        DEBUG_DISABLE_AUTH: CONFIG.DEBUG_DISABLE_AUTH ?? null, // null,
+        // CONFIG_VERSION: CONFIG.CONFIG_VERSION, // null,
       }),
       commonjs(),
     ],
diff --git a/backend/src/password/EncryptionWorker.ts b/backend/src/password/EncryptionWorker.ts
index f14d5d1ff..36c08f1b6 100644
--- a/backend/src/password/EncryptionWorker.ts
+++ b/backend/src/password/EncryptionWorker.ts
@@ -46,7 +46,7 @@ export const SecretKeyCryptographyCreateKey = (
   return encryptionKeyHash.readBigUInt64LE()
 }
 
-if (CONFIG.USE_CRYPTO_WORKER) {
+if (CONFIG.USE_CRYPTO_WORKER === true && typeof process.send === 'function') {
   worker({
     SecretKeyCryptographyCreateKey,
   })
diff --git a/backend/src/password/EncryptorUtils.ts b/backend/src/password/EncryptorUtils.ts
index 27432d1a3..f4dc00b6c 100644
--- a/backend/src/password/EncryptorUtils.ts
+++ b/backend/src/password/EncryptorUtils.ts
@@ -23,7 +23,7 @@ const configLoginServerKey = Buffer.from(CONFIG.LOGIN_SERVER_KEY, 'hex')
 
 let encryptionWorkerPool: Pool | undefined
 
-if (CONFIG.USE_CRYPTO_WORKER) {
+if (CONFIG.USE_CRYPTO_WORKER === true) {
   encryptionWorkerPool = pool(
     path.join(__dirname, '..', '..', 'build', 'src', 'password', '/EncryptionWorker.js'),
     {