diff --git a/backend/version.py b/backend/version.py
index 12b4ff5..6cfe203 100644
--- a/backend/version.py
+++ b/backend/version.py
@@ -13,7 +13,7 @@ WHEN TO BUMP:
 """
 
 # Current schema version - increment when models change
-SCHEMA_VERSION = 4
+SCHEMA_VERSION = 5
 
 # Changelog for documentation
 SCHEMA_CHANGELOG = {
@@ -21,4 +21,5 @@ SCHEMA_CHANGELOG = {
     2: "Added pupil absence fields (reading, maths, gps, writing, science)",
     3: "Added supplementary data tables: ofsted, parent_view, census, admissions, sen_detail, phonics, deprivation, finance; GIAS columns on schools",
     4: "Added Ofsted Report Card columns to ofsted_inspections (new framework from Nov 2025)",
+    5: "Apply ALTER TABLE additions for RC columns missed by create_all on existing tables",
 }