diff --git a/go.mod b/go.mod
index 90276c54..b9e8e280 100644
--- a/go.mod
+++ b/go.mod
@@ -2,4 +2,4 @@ module github.com/nginx/nginx-plus-go-client/v2
 
 go 1.24.2
 
-require golang.org/x/sync v0.13.0
+require golang.org/x/sync v0.15.0
diff --git a/go.sum b/go.sum
index 67fee8ff..f98f706e 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,2 @@
-golang.org/x/sync v0.13.0 h1:AauUjRAJ9OSnvULf/ARrrVywoJDy0YS2AwQ98I37610=
-golang.org/x/sync v0.13.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
+golang.org/x/sync v0.15.0 h1:KWH3jNZsfyT6xfAfKiz6MRNmd46ByHDYaZ7KSkCtdW8=
+golang.org/x/sync v0.15.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=