diff --git a/serverless.yml b/serverless.yml
index 4615a003..c1b25d76 100644
--- a/serverless.yml
+++ b/serverless.yml
@@ -43,6 +43,9 @@ package:
     - 'model_data/BaseUtility.py'
     - 'model_data/config.py'
     - 'model_data/__init__.py'
+    - 'model_data/EpcClean.py'
+    - 'model_data/utils.py'
+    - 'model_data/epc_attributes/**'
     - '!infrastructure/**'
     - '!data_collection/**'
     - '!node_modules/**'