diff --git a/src/optimize/base_optimizer.js b/src/optimize/base_optimizer.js
index a833204eaa0e2..a94f251c292f9 100644
--- a/src/optimize/base_optimizer.js
+++ b/src/optimize/base_optimizer.js
@@ -152,11 +152,7 @@ export default class BaseOptimizer {
 
   getThreadLoaderPoolConfig() {
     // Calculate the node options from the NODE_OPTIONS env var
-    const parsedNodeOptions = process.env.NODE_OPTIONS
-      ? // thread-loader could not receive empty string as options
-        // or it would break that's why we need to filter here
-        process.env.NODE_OPTIONS.split(/\s/).filter(opt => !!opt)
-      : [];
+    const parsedNodeOptions = process.env.NODE_OPTIONS ? process.env.NODE_OPTIONS.split(/\s/) : [];
 
     return {
       name: 'optimizer-thread-loader-main-pool',