diff --git a/buildSrc/src/main/groovy/org/elasticsearch/gradle/AntTask.groovy b/buildSrc/src/main/groovy/org/elasticsearch/gradle/AntTask.groovy
index 7cd9b5b91a7..b713c00ed8d 100644
--- a/buildSrc/src/main/groovy/org/elasticsearch/gradle/AntTask.groovy
+++ b/buildSrc/src/main/groovy/org/elasticsearch/gradle/AntTask.groovy
@@ -51,13 +51,13 @@ public class AntTask extends DefaultTask {
 
         // remove existing loggers, we add our own
         List<BuildLogger> toRemove = new ArrayList<>();
-        for (BuildListener l : ant.project.getBuildListeners()) {
+        for (BuildListener listener : ant.project.getBuildListeners()) {
             if (l instanceof BuildLogger) {
-                toRemove.add(l);
+                toRemove.add(listener);
             }
         }
-        for (BuildLogger l : toRemove) {
-            ant.project.removeBuildListener(l)
+        for (BuildLogger listener : toRemove) {
+            ant.project.removeBuildListener(listener)
         }
 
         final int outputLevel = logger.isDebugEnabled() ? Project.MSG_DEBUG : (logger.isInfoEnabled() ? Project.MSG_INFO : Project.MSG_WARN)
diff --git a/buildSrc/src/main/groovy/org/elasticsearch/gradle/precommit/ThirdPartyAuditTask.groovy b/buildSrc/src/main/groovy/org/elasticsearch/gradle/precommit/ThirdPartyAuditTask.groovy
index 69db1e773e8..2ee4c29d614 100644
--- a/buildSrc/src/main/groovy/org/elasticsearch/gradle/precommit/ThirdPartyAuditTask.groovy
+++ b/buildSrc/src/main/groovy/org/elasticsearch/gradle/precommit/ThirdPartyAuditTask.groovy
@@ -167,7 +167,7 @@ public class ThirdPartyAuditTask extends AntTask {
     /**
      * check for sheisty classes: if they also exist in the extensions classloader, its jar hell with the jdk!
      */
-    protected void checkSheistyClasses(Path root, Set<String> excluded) {
+    private void checkSheistyClasses(Path root, Set<String> excluded) {
         // system.parent = extensions loader.
         // note: for jigsaw, this evilness will need modifications (e.g. use jrt filesystem!). 
         // but groovy/gradle needs to work at all first!