diff --git a/exp/controllers/helpers.go b/exp/controllers/helpers.go
index c289f40de6..14c7a09a9e 100644
--- a/exp/controllers/helpers.go
+++ b/exp/controllers/helpers.go
@@ -53,9 +53,9 @@ func GetOwnerMachinePool(ctx context.Context, c client.Client, obj metav1.Object
 }
 
 // KubeadmConfigToInfrastructureMapFunc returns a handler.ToRequestsFunc that watches for KubeadmConfig events and returns.
-func KubeadmConfigToInfrastructureMapFunc(ctx context.Context, c client.Client, log logr.Logger) handler.MapFunc {
+func KubeadmConfigToInfrastructureMapFunc(_ context.Context, c client.Client, log logr.Logger) handler.MapFunc {
 	return func(ctx context.Context, o client.Object) []reconcile.Request {
-		_, cancel := context.WithTimeout(ctx, reconciler.DefaultMappingTimeout)
+		ctx, cancel := context.WithTimeout(ctx, reconciler.DefaultMappingTimeout)
 		defer cancel()
 
 		kc, ok := o.(*kubeadmv1.KubeadmConfig)