diff --git a/lib/registry.js b/lib/registry.js
index 127c659a..70d4f5ce 100644
--- a/lib/registry.js
+++ b/lib/registry.js
@@ -214,7 +214,7 @@ function escapeLabelValue(str) {
 	return escapeString(str).replace(/"/g, '\\"');
 }
 function escapeString(str) {
-	return str.replace(/\n/g, '\\n').replace(/\\(?!n)/g, '\\\\');
+	return str.replace(/\\/g, '\\\\').replace(/\n/g, '\\n');
 }
 function standardizeCounterName(name) {
 	return name.replace(/_total$/, '');