diff --git a/server/build/plugins/dynamic-entry-plugin.js b/server/build/plugins/dynamic-entry-plugin.js
index 4a8ee3c2..656403b4 100644
--- a/server/build/plugins/dynamic-entry-plugin.js
+++ b/server/build/plugins/dynamic-entry-plugin.js
@@ -38,7 +38,7 @@ function removeEntry (name = 'main') {
 }
 
 function hasEntry (name = 'main') {
-  this.entryNames.has(name)
+  return this.entryNames.has(name)
 }
 
 function createCompilation (original) {