diff --git a/pkg/features/kube_features.go b/pkg/features/kube_features.go
index 1ec30964314..aae16d442f1 100644
--- a/pkg/features/kube_features.go
+++ b/pkg/features/kube_features.go
@@ -1061,7 +1061,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
 
 	ServiceNodePortStaticSubrange: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // GA in 1.29; remove in 1.31
 
-	SidecarContainers: {Default: false, PreRelease: featuregate.Alpha},
+	SidecarContainers: {Default: true, PreRelease: featuregate.Beta},
 
 	SizeMemoryBackedVolumes: {Default: true, PreRelease: featuregate.Beta},