diff --git a/cc/testing.go b/cc/testing.go
index 21745c3..36bc261 100644
--- a/cc/testing.go
+++ b/cc/testing.go
@@ -42,7 +42,7 @@
 	ctx.RegisterModuleType("ndk_prebuilt_shared_stl", NdkPrebuiltSharedStlFactory)
 	ctx.RegisterModuleType("ndk_prebuilt_static_stl", NdkPrebuiltStaticStlFactory)
 	ctx.RegisterModuleType("ndk_library", NdkLibraryFactory)
-	ctx.RegisterModuleType("ndk_headers", ndkHeadersFactory)
+	ctx.RegisterModuleType("ndk_headers", NdkHeadersFactory)
 }
 
 func GatherRequiredDepsForTest(oses ...android.OsType) string {