diff --git a/lib/tag.js b/lib/tag.js
index a1183bc85..4c21f45aa 100644
--- a/lib/tag.js
+++ b/lib/tag.js
@@ -123,7 +123,7 @@ Tag.prototype.extractSignature = function(signatureType = "gpgsig") {
     const odbData = odbObject.toString();
 
     for (const regex of signatureRegexes) {
-      const matchResult = regex.exec(odbData);
+      const matchResult = odbData.match(regex);
 
       if (matchResult !== null) {
         return matchResult[0];