diff --git a/cmd/thanos/store.go b/cmd/thanos/store.go
index 496b0ff65cb..70b213937ee 100644
--- a/cmd/thanos/store.go
+++ b/cmd/thanos/store.go
@@ -192,12 +192,12 @@ func runStore(
 	// bucketStoreReady signals when bucket store is ready.
 	bucketStoreReady := make(chan struct{})
 	{
-		begin := time.Now()
 		ctx, cancel := context.WithCancel(context.Background())
 		g.Add(func() error {
 			defer runutil.CloseWithLogOnErr(logger, bkt, "bucket client")
 
 			level.Info(logger).Log("msg", "initializing bucket store")
+			begin := time.Now()
 			if err := bs.InitialSync(ctx); err != nil {
 				close(bucketStoreReady)
 				return errors.Wrap(err, "bucket store initial sync")
diff --git a/docs/components/store.md b/docs/components/store.md
index a3d5614da51..9e5b7fe9433 100644
--- a/docs/components/store.md
+++ b/docs/components/store.md
@@ -143,5 +143,7 @@ Filtering is done on a Chunk level, so Thanos Store might still return Samples w
 ## Probes
 
 - Thanos Store exposes two endpoints for probing.
-  * `/-/healthy` starts as soon as initial setup completed.
-  * `/-/ready` starts after all the bootstrapping completed (e.g initial index building) and ready to serve traffic.
+  - `/-/healthy` starts as soon as initial setup completed.
+  - `/-/ready` starts after all the bootstrapping completed (e.g initial index building) and ready to serve traffic.
+
+> NOTE: Metric endpoint starts immediately so, make sure you set up readiness probe on designated HTTP `/-/ready` path.