diff --git a/lib/guard.js b/lib/guard.js
index 3d0a84d..cf9758a 100644
--- a/lib/guard.js
+++ b/lib/guard.js
@@ -139,13 +139,7 @@ const MetricsGuard = class MetricsGuard extends stream.Transform {
 		// Set for the metric in the registry. the size of
 		// this Set is compared with the threshold
 		metric.labels.forEach((label) => {
-			if (
-				label &&
-				(label.name === null ||
-					typeof label.name === "undefined" ||
-					label.value === null ||
-					typeof label.value === "undefined")
-			) {
+			if (label && (label.name === null || typeof label.name === "undefined")) {
 				hasInvalidLabelValue.push(`${metric.name} label name="${label.name}", value=${label.value}`);
 			} else {
 				entry.add(`${label.name}${SEPARATOR}${label.value}`);