diff --git a/examples/all/manifests/thanos-store-statefulSet.yaml b/examples/all/manifests/thanos-store-statefulSet.yaml
index e403718b..01545269 100644
--- a/examples/all/manifests/thanos-store-statefulSet.yaml
+++ b/examples/all/manifests/thanos-store-statefulSet.yaml
@@ -31,6 +31,7 @@ spec:
         - --grpc-address=0.0.0.0:10901
         - --http-address=0.0.0.0:10902
         - --objstore.config=$(OBJSTORE_CONFIG)
+        - --experimental.enable-index-header
         env:
         - name: OBJSTORE_CONFIG
           valueFrom:
diff --git a/jsonnet/kube-thanos/kube-thanos-store.libsonnet b/jsonnet/kube-thanos/kube-thanos-store.libsonnet
index be074573..9b14c6c5 100644
--- a/jsonnet/kube-thanos/kube-thanos-store.libsonnet
+++ b/jsonnet/kube-thanos/kube-thanos-store.libsonnet
@@ -56,6 +56,7 @@ local k = import 'ksonnet/ksonnet.beta.4/k.libsonnet';
         '--grpc-address=0.0.0.0:%d' % ts.service.spec.ports[0].port,
         '--http-address=0.0.0.0:%d' % ts.service.spec.ports[1].port,
         '--objstore.config=$(OBJSTORE_CONFIG)',
+        '--experimental.enable-index-header',
       ]) +
       container.withEnv([
         containerEnv.fromSecretRef(
diff --git a/manifests/thanos-store-statefulSet.yaml b/manifests/thanos-store-statefulSet.yaml
index e403718b..01545269 100644
--- a/manifests/thanos-store-statefulSet.yaml
+++ b/manifests/thanos-store-statefulSet.yaml
@@ -31,6 +31,7 @@ spec:
         - --grpc-address=0.0.0.0:10901
         - --http-address=0.0.0.0:10902
         - --objstore.config=$(OBJSTORE_CONFIG)
+        - --experimental.enable-index-header
         env:
         - name: OBJSTORE_CONFIG
           valueFrom: