diff --git a/pkg/store/lazy_postings_test.go b/pkg/store/lazy_postings_test.go
index bfe9c9e39a5..9a460ea2ea1 100644
--- a/pkg/store/lazy_postings_test.go
+++ b/pkg/store/lazy_postings_test.go
@@ -6,10 +6,6 @@ package store
 import (
 	"context"
 	"errors"
-	"github.com/go-kit/log"
-	"github.com/oklog/ulid"
-	"github.com/prometheus/prometheus/tsdb"
-	"github.com/prometheus/prometheus/tsdb/index"
 	"github.com/thanos-io/objstore/providers/filesystem"
 	"github.com/thanos-io/thanos/pkg/block/indexheader"
 	"github.com/thanos-io/thanos/pkg/block/metadata"
@@ -17,7 +13,11 @@ import (
 	"testing"
 
 	"github.com/efficientgo/core/testutil"
+	"github.com/go-kit/log"
+	"github.com/oklog/ulid"
 	"github.com/prometheus/prometheus/model/labels"
+	"github.com/prometheus/prometheus/tsdb"
+	"github.com/prometheus/prometheus/tsdb/index"
 )
 
 func TestKeysToFetchFromPostingGroups(t *testing.T) {
diff --git a/test/e2e/store_gateway_test.go b/test/e2e/store_gateway_test.go
index e38642ba36b..574307e1cb3 100644
--- a/test/e2e/store_gateway_test.go
+++ b/test/e2e/store_gateway_test.go
@@ -1070,7 +1070,7 @@ config:
 		},
 		"",
 		indexCacheConfig,
-		[]string{"--store.enable-lazy-expanded-postings=true"},
+		[]string{"--store.enable-lazy-expanded-postings"},
 	)
 	testutil.Ok(t, e2e.StartAndWaitReady(s1))