diff --git a/chart/values.yaml b/chart/values.yaml
index 49bd018a8e8adce255d72bdebe5931ec961dafd9..1443a631db7eaa63cd39f38cfa2e40ecbb217467 100644
--- a/chart/values.yaml
+++ b/chart/values.yaml
@@ -174,11 +174,11 @@ istio:
   git:
     repo: https://repo1.dso.mil/big-bang/product/packages/istio-controlplane.git
     path: "./chart"
-    tag: "1.23.4-bb.0"
+    tag: "1.23.5-bb.0"
   helmRepo:
     repoName: "registry1"
     chartName: "istio"
-    tag: "1.23.4-bb.0"
+    tag: "1.23.5-bb.0"
     # -- If the HelmRelease should verify the cosign signature of the HelmRepo (only relevant if Repo is OCI).  Set to 'false' to disable verification.
     # cosignVerify: