diff --git a/spanner/go.mod b/spanner/go.mod
index b25ba3ec2b7c..730cf53480fb 100644
--- a/spanner/go.mod
+++ b/spanner/go.mod
@@ -13,6 +13,7 @@ require (
 	go.opentelemetry.io/otel v1.24.0
 	go.opentelemetry.io/otel/metric v1.24.0
 	golang.org/x/oauth2 v0.21.0
+	golang.org/x/sync v0.7.0
 	golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028
 	google.golang.org/api v0.189.0
 	google.golang.org/genproto v0.0.0-20240722135656-d784300faade
@@ -45,7 +46,6 @@ require (
 	go.opentelemetry.io/otel/trace v1.24.0 // indirect
 	golang.org/x/crypto v0.25.0 // indirect
 	golang.org/x/net v0.27.0 // indirect
-	golang.org/x/sync v0.7.0 // indirect
 	golang.org/x/sys v0.22.0 // indirect
 	golang.org/x/text v0.16.0 // indirect
 	golang.org/x/time v0.5.0 // indirect