diff --git a/changelog_entry.yaml b/changelog_entry.yaml
index e69de29bb..dd6d50655 100644
--- a/changelog_entry.yaml
+++ b/changelog_entry.yaml
@@ -0,0 +1,4 @@
+- bump: patch
+  changes:
+    fixed:
+    - Ensure rent index is tracking CPI.
diff --git a/policyengine_uk/parameters/gov/indices/private_rent_index.yaml b/policyengine_uk/parameters/gov/indices/private_rent_index.yaml
index aa344232d..ba14532ef 100644
--- a/policyengine_uk/parameters/gov/indices/private_rent_index.yaml
+++ b/policyengine_uk/parameters/gov/indices/private_rent_index.yaml
@@ -108,7 +108,7 @@ values:
   2023-10-01: 122.6
 metadata:
   label: Private rental prices index
-  uprating: calibration.uprating.CPI
+  uprating: gov.obr.consumer_price_index
   reference:
     - title: ONS Index of Private Housing Rental Prices, UK monthly estimates
       href: https://www.ons.gov.uk/economy/inflationandpriceindices/datasets/indexofprivatehousingrentalpricesreferencetables
\ No newline at end of file
diff --git a/policyengine_uk/variables/gov/dwp/AFCS.py b/policyengine_uk/variables/gov/dwp/AFCS.py
index c6b01f45d..ccf42219d 100644
--- a/policyengine_uk/variables/gov/dwp/AFCS.py
+++ b/policyengine_uk/variables/gov/dwp/AFCS.py
@@ -7,7 +7,6 @@ class AFCS(Variable):
     label = "Armed Forces Compensation Scheme"
     definition_period = YEAR
     unit = GBP
-    uprating = "calibration.uprating.september_cpi"
 
     adds = ["AFCS_reported"]