diff --git a/chart/values.yaml b/chart/values.yaml
index 767a037cb3b490ff92d2127fc05572c231cf578a..b750217a9775470ed44124ffd45e6da998c21746 100644
--- a/chart/values.yaml
+++ b/chart/values.yaml
@@ -244,7 +244,7 @@ istiooperator:
   git:
     repo: https://repo1.dso.mil/platform-one/big-bang/apps/core/istio-operator.git
     path: "./chart"
-    tag: "1.13.4-bb.0"
+    tag: "1.13.5-bb.0"
 
   # -- Flux reconciliation overrides specifically for the Istio Operator Package
   flux: {}