diff --git a/openupgrade_scripts/apriori.py b/openupgrade_scripts/apriori.py
new file mode 100644
index 000000000000..f6d5f98eb912
--- /dev/null
+++ b/openupgrade_scripts/apriori.py
@@ -0,0 +1,9 @@
+""" Encode any known changes to the database here
+to help the matching process
+"""
+
+# Renamed modules is a mapping from old module name to new module name
+renamed_modules = {
+    # OCA/knowledge
+    "knowledge": "document_knowledge",
+}