diff --git a/kubernetes/customresourcedefinitions.gen.yaml b/kubernetes/customresourcedefinitions.gen.yaml
index 74be765fc5..9349214daa 100644
--- a/kubernetes/customresourcedefinitions.gen.yaml
+++ b/kubernetes/customresourcedefinitions.gen.yaml
@@ -10704,7 +10704,7 @@ spec:
                           properties:
                             bytes:
                               description: response body as base64 encoded bytes.
-                              format: binary
+                              format: byte
                               type: string
                             string:
                               type: string
@@ -11756,7 +11756,7 @@ spec:
                           properties:
                             bytes:
                               description: response body as base64 encoded bytes.
-                              format: binary
+                              format: byte
                               type: string
                             string:
                               type: string
@@ -12808,7 +12808,7 @@ spec:
                           properties:
                             bytes:
                               description: response body as base64 encoded bytes.
-                              format: binary
+                              format: byte
                               type: string
                             string:
                               type: string
diff --git a/releasenotes/notes/58461.yaml b/releasenotes/notes/58461.yaml
new file mode 100644
index 0000000000..75ed91df89
--- /dev/null
+++ b/releasenotes/notes/58461.yaml
@@ -0,0 +1,9 @@
+apiVersion: release-notes/v2
+kind: bug-fix
+area: installation
+issue:
+  - https://github.com/istio/istio/issues/58461
+
+releaseNotes:
+  - |
+    **Fixed** warning when installing VirtualService CRD due to 'unrecognized format "binary"' by switching to `format: byte` for the field `spec.http.directResponse.body.bytes`. This does not impact user experience, as input is still expected in base64-encoded form as is already documented.