diff --git a/packages/ngtools/webpack/src/angular_compiler_plugin.ts b/packages/ngtools/webpack/src/angular_compiler_plugin.ts
index 67a26cf8d66d..37f687df5c84 100644
--- a/packages/ngtools/webpack/src/angular_compiler_plugin.ts
+++ b/packages/ngtools/webpack/src/angular_compiler_plugin.ts
@@ -454,7 +454,7 @@ export class AngularCompilerPlugin {
       });
       timeEnd('AngularCompilerPlugin._listLazyRoutesFromProgram.createProgram');
 
-      entryRoute = this.entryModule.path + '#' + this.entryModule.className;
+      entryRoute = workaroundResolve(this.entryModule.path) + '#' + this.entryModule.className;
     } else {
       ngProgram = this._program as Program;
     }