diff --git a/pkg/kubelet/kuberuntime/kuberuntime_container.go b/pkg/kubelet/kuberuntime/kuberuntime_container.go
index ebda5f340a4..48147f97ff2 100644
--- a/pkg/kubelet/kuberuntime/kuberuntime_container.go
+++ b/pkg/kubelet/kuberuntime/kuberuntime_container.go
@@ -440,7 +440,7 @@ func (m *kubeGenericRuntimeManager) updatePodSandboxResources(ctx context.Contex
 		// an error with code 'Unimplemented'.
 		// This is being fixed in https://github.com/containerd/containerd/pull/13023, so this hardcoded
 		// string check can be removed once containerd 2.2 is no longer supported.
-		unimplementedMsg := "not implemented"
+		const unimplementedMsg = "not implemented"
 		if stat.Code() == codes.Unimplemented || (stat.Code() == codes.Unknown && strings.Contains(stat.Message(), unimplementedMsg)) {
 			logger.V(3).Info("updatePodSandboxResources failed: unimplemented; this call is best-effort: proceeding with resize", "sandboxID", sandboxID)
 			return nil