diff --git a/core/go.mod b/core/go.mod
index 9e954fd24..03df428cc 100644
--- a/core/go.mod
+++ b/core/go.mod
@@ -35,7 +35,7 @@ require (
 	golang.org/x/crypto v0.33.0
 	golang.org/x/exp v0.0.0-20250210185358-939b2ce775ac
 	golang.org/x/mod v0.23.0
-	golang.org/x/sync v0.11.0
+	golang.org/x/sync v0.12.0
 	google.golang.org/grpc v1.71.0
 	gopkg.in/yaml.v3 v3.0.1
 	k8s.io/apimachinery v0.31.4
diff --git a/flagd-proxy/go.mod b/flagd-proxy/go.mod
index 8c077098c..542454e71 100644
--- a/flagd-proxy/go.mod
+++ b/flagd-proxy/go.mod
@@ -18,7 +18,7 @@ require (
 	go.opentelemetry.io/otel/sdk/metric v1.35.0
 	go.uber.org/zap v1.27.0
 	golang.org/x/net v0.35.0
-	golang.org/x/sync v0.11.0
+	golang.org/x/sync v0.12.0
 	google.golang.org/grpc v1.71.0
 )
 
diff --git a/flagd/go.mod b/flagd/go.mod
index a6466b817..e62fb6507 100644
--- a/flagd/go.mod
+++ b/flagd/go.mod
@@ -27,7 +27,7 @@ require (
 	go.uber.org/mock v0.5.0
 	go.uber.org/zap v1.27.0
 	golang.org/x/net v0.35.0
-	golang.org/x/sync v0.11.0
+	golang.org/x/sync v0.12.0
 	google.golang.org/grpc v1.71.0
 	google.golang.org/protobuf v1.36.5
 )