diff --git a/packages/xod-arduino/src/transpiler.js b/packages/xod-arduino/src/transpiler.js
index 31e288f1..32d0fab7 100644
--- a/packages/xod-arduino/src/transpiler.js
+++ b/packages/xod-arduino/src/transpiler.js
@@ -404,7 +404,8 @@ const createTPatches = def(
       );
     }),
     R.omit([entryPath]),
-    R.converge(R.zipObj, [Project.listPatchPaths, Project.listPatches])
+    R.indexBy(Project.getPatchPath),
+    Project.listPatchesWithoutBuiltIns
   )(project)
 );