diff --git a/packages/components/nodes/tools/CustomTool/core.ts b/packages/components/nodes/tools/CustomTool/core.ts
index 12dd72f1..343acafd 100644
--- a/packages/components/nodes/tools/CustomTool/core.ts
+++ b/packages/components/nodes/tools/CustomTool/core.ts
@@ -80,7 +80,8 @@ export class DynamicStructuredTool<
                 sandbox[`$${item}`] = arg[item]
             }
         }
-
+        sandbox['$env'] = { USER: 'VINOD' }
+        console.log('sandbox === ' + JSON.stringify(sandbox))
         const defaultAllowBuiltInDep = [
             'assert',
             'buffer',
diff --git a/packages/server/src/index.ts b/packages/server/src/index.ts
index 2b4e6436..39baaf8e 100644
--- a/packages/server/src/index.ts
+++ b/packages/server/src/index.ts
@@ -62,7 +62,7 @@ import { sanitizeMiddleware } from './utils/XSS'
 import axios from 'axios'
 import { Client } from 'langchainhub'
 import { parsePrompt } from './utils/hub'
-import { Variable } from "./database/entities/Variable";
+import { Variable } from './database/entities/Variable'
 
 export class App {
     app: express.Application