diff --git a/packages/angular/build/src/tools/esbuild/angular/compiler-plugin.ts b/packages/angular/build/src/tools/esbuild/angular/compiler-plugin.ts
index 95e6694b728b..af4dcaea01fb 100644
--- a/packages/angular/build/src/tools/esbuild/angular/compiler-plugin.ts
+++ b/packages/angular/build/src/tools/esbuild/angular/compiler-plugin.ts
@@ -591,6 +591,7 @@ export function createCompilerPlugin(
       build.onDispose(() => {
         sharedTSCompilationState?.dispose();
         void compilation.close?.();
+        void javascriptTransformer.close();
         void cacheStore?.close();
       });