diff --git a/src/database/schemas/production/gcodefile.schema.js b/src/database/schemas/production/gcodefile.schema.js
index 2152e4c..c2776ce 100644
--- a/src/database/schemas/production/gcodefile.schema.js
+++ b/src/database/schemas/production/gcodefile.schema.js
@@ -4,6 +4,7 @@ const { Schema } = mongoose;
 
 const partSchema = new mongoose.Schema({
   part: { type: Schema.Types.ObjectId, ref: 'part', required: true },
+  partSku: { type: Schema.Types.ObjectId, ref: 'partSku', required: true },
   quantity: { type: Number, required: true },
 });