diff --git a/chart/values.yaml b/chart/values.yaml
index 688baac8ce31af13a5958af27883e8e5584f50d3..4b079928695f4763c8c0fe2ec150494ce9da9181 100644
--- a/chart/values.yaml
+++ b/chart/values.yaml
@@ -162,11 +162,11 @@ istio:
   git:
     repo: https://repo1.dso.mil/big-bang/product/packages/istio-controlplane.git
     path: "./chart"
-    tag: "1.17.2-bb.2"
+    tag: "1.17.3-bb.0"
   helmRepo:
     repoName: "registry1"
     chartName: "istio"
-    tag: "1.17.2-bb.2"
+    tag: "1.17.3-bb.0"
 
   # -- Tetrate Istio Distribution - Tetrate provides FIPs verified Istio and Envoy software and support,
   # validated through the FIPs Boring Crypto module. Find out more from Tetrate - https://www.tetrate.io/tetrate-istio-subscription