diff --git a/src/utils.ts b/src/utils.ts
index 359e494..6098286 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -181,7 +181,10 @@ export function derToPem(
     if (pemLabel == null) {
       throw new Error("PEM label is required when DER is given.");
     }
-    const pem = `-----BEGIN ${pemLabel}-----\n${base64Der.replace(/ /g, "")}\n-----END ${pemLabel}-----`;
+    const pem = `-----BEGIN ${pemLabel}-----\n${base64Der.replace(
+      / /g,
+      "",
+    )}\n-----END ${pemLabel}-----`;
 
     return normalizePem(pem);
   }
diff --git a/test/utils-tests.spec.ts b/test/utils-tests.spec.ts
index 551282b..b5fe41a 100644
--- a/test/utils-tests.spec.ts
+++ b/test/utils-tests.spec.ts
@@ -5,7 +5,6 @@ import * as xmldom from "@xmldom/xmldom";
 import * as xpath from "xpath";
 import * as isDomNode from "@xmldom/is-dom-node";
 
-
 describe("Utils tests", function () {
   describe("derToPem", function () {
     it("will return a normalized PEM format when given an non-normalized PEM format", function () {
@@ -50,7 +49,7 @@ describe("Utils tests", function () {
         fs.readFileSync("./test/static/keyinfo - pretty-printed.xml", "latin1"),
       );
       const cert = xpath.select1(".//*[local-name(.)='X509Certificate']", xml);
-      isDomNode.assertIsNodeLike(cert)
+      isDomNode.assertIsNodeLike(cert);
 
       const normalizedPem = fs.readFileSync("./test/static/keyinfo.pem", "latin1");