diff --git a/Chart.yaml b/Chart.yaml
index 8f3f137..5c8c7b4 100644
--- a/Chart.yaml
+++ b/Chart.yaml
@@ -3,7 +3,7 @@ name: horizon
 description: EverTrust Horizon Helm chart
 type: application
 version: 0.12.0
-appVersion: "2.6.5"
+appVersion: "2.6.6"
 icon: https://evertrust.io/media/logo-horizon-blue.png
 home: https://evertrust.io
 sources:
diff --git a/values.yaml b/values.yaml
index 75d4491..f9ba893 100644
--- a/values.yaml
+++ b/values.yaml
@@ -55,7 +55,7 @@ commonAnnotations: {}
 image:
   registry: registry.evertrust.io
   repository: horizon
-  tag: 2.6.5
+  tag: 2.6.6
   pullPolicy: IfNotPresent
   pullSecrets: []
 
@@ -666,7 +666,7 @@ upgrade:
   image:
     registry: registry.evertrust.io
     repository: horizon-upgrade
-    tag: 2.6.5
+    tag: 2.6.6
     pullPolicy: IfNotPresent
     pullSecrets: []
   ## horizon-upgrade container resource requests and limits