diff --git a/CHANGES.md b/CHANGES.md
index 5db7f232..5e7f5e27 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,6 +2,10 @@
 -------------------
 - Added the ability to read fits files that are pre downloaded and are already in memory
 
+1.18.4 (2024-10-18)
+-------------------
+- Fix to the url of the observation portal in the deployment.
+
 1.18.3 (2024-10-04)
 -------------------
 - Update exception handling for photometric calibrator to handle general base exceptions from the requests library
diff --git a/helm-chart/banzai/values-dev.yaml b/helm-chart/banzai/values-dev.yaml
index 5a454896..9c5b4319 100644
--- a/helm-chart/banzai/values-dev.yaml
+++ b/helm-chart/banzai/values-dev.yaml
@@ -20,7 +20,7 @@ ingester:
 banzai:
   astrometryServiceUrl: http://astrometry.lco.gtn/catalog
   configdbUrl: http://configdb.lco.gtn/sites/
-  observationPortalUrl: http://internal-observation-portal.lco.gtn/api/observations/
+  observationPortalUrl: http://observation-portal-internal.dev.svc/api/observations/
   useDifferentArchiveSources: true
   calibrateProposalId: calibrate
   banzaiWorkerLogLevel: debug
diff --git a/helm-chart/banzai/values-prod.yaml b/helm-chart/banzai/values-prod.yaml
index 072c8754..f4d14272 100644
--- a/helm-chart/banzai/values-prod.yaml
+++ b/helm-chart/banzai/values-prod.yaml
@@ -14,7 +14,7 @@ horizontalPodAutoscaler:
 
 image:
   repository: ghcr.io/lcogt/banzai
-  tag: "1.18.3"
+  tag: "1.18.4"
   pullPolicy: IfNotPresent
 
 # Values for the OCS Ingester library, used by BANZAI.
@@ -32,7 +32,7 @@ ingester:
 banzai:
   astrometryServiceUrl: http://gaia-astrometry-net-service/catalog
   configdbUrl: http://configdb3/sites/
-  observationPortalUrl: http://internal-observation-portal/api/observations/
+  observationPortalUrl: http://observation-portal-internal.prod.svc/api/observations/
   useDifferentArchiveSources: false
   calibrateProposalId: calibrate
   banzaiWorkerLogLevel: info