diff --git a/core/src/main/java/io/jenkins/pluginhealth/scoring/probes/FailingBuildProbe.java b/core/src/main/java/io/jenkins/pluginhealth/scoring/probes/FailingBuildProbe.java
index ca275d6a8..e045659b2 100644
--- a/core/src/main/java/io/jenkins/pluginhealth/scoring/probes/FailingBuildProbe.java
+++ b/core/src/main/java/io/jenkins/pluginhealth/scoring/probes/FailingBuildProbe.java
@@ -1,3 +1,27 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2023 Jenkins Infra
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
 package io.jenkins.pluginhealth.scoring.probes;
 
 import io.jenkins.pluginhealth.scoring.model.Plugin;
@@ -11,6 +35,9 @@
 import java.nio.file.Path;
 import java.util.stream.Stream;
 
+/**
+ * This probe checks whether build failed on Default Branch or not.
+ */
 @Component
 @Order(FailingBuildProbe.ORDER)
 public class FailingBuildProbe extends Probe{
@@ -25,7 +52,7 @@ protected ProbeResult doApply(Plugin plugin, ProbeContext context){
             return ProbeResult.success(key(),"There is no local repository for plugin " + plugin.getName() + ".");
         }
       try {
-          if(repoContainsJenkins(context).equals("Jenkinsfile found")){
+          if(repoContainsJenkins(context).toString().equals("Jenkinsfile found")){
 
             final GitHub gh = context.getGitHub();
             final GHRepository repository = gh.getRepository(context.getRepositoryName(plugin.getScm()).orElseThrow());