diff --git a/sync/go.mod b/sync/go.mod
index 358ada8..3e9c896 100644
--- a/sync/go.mod
+++ b/sync/go.mod
@@ -7,7 +7,7 @@ require (
 	buf.build/gen/go/open-feature/flagd/protocolbuffers/go v1.33.0-20240215170432-1e611e2999cc.1
 	github.com/fsnotify/fsnotify v1.7.0
 	golang.org/x/exp v0.0.0-20240525044651-4c93da0ed11d
-	google.golang.org/grpc v1.63.2
+	google.golang.org/grpc v1.64.0
 )
 
 require (
diff --git a/sync/go.sum b/sync/go.sum
index 1be8470..6c3d7b8 100644
--- a/sync/go.sum
+++ b/sync/go.sum
@@ -1095,6 +1095,8 @@ google.golang.org/grpc v1.51.0/go.mod h1:wgNDFcnuBGmxLKI/qn4T+m5BtEBYXJPvibbUPsA
 google.golang.org/grpc v1.53.0/go.mod h1:OnIrk0ipVdj4N5d9IUoFUx72/VlD7+jUsHwZgwSMQpw=
 google.golang.org/grpc v1.63.2 h1:MUeiw1B2maTVZthpU5xvASfTh3LDbxHd6IJ6QQVU+xM=
 google.golang.org/grpc v1.63.2/go.mod h1:WAX/8DgncnokcFUldAxq7GeB5DXHDbMF+lLvDomNkRA=
+google.golang.org/grpc v1.64.0 h1:KH3VH9y/MgNQg1dE7b3XfVK0GsPSIzJwdF617gUSbvY=
+google.golang.org/grpc v1.64.0/go.mod h1:oxjF8E3FBnjp+/gVFYdWacaLDx9na1aqy9oovLpxQYg=
 google.golang.org/grpc/cmd/protoc-gen-go-grpc v1.1.0/go.mod h1:6Kw0yEErY5E/yWrBtf03jp27GLLJujG4z/JK95pnjjw=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=