diff --git a/src/main/java/net/revelc/code/zookeeper/maven/plugin/AbstractZooKeeperMojo.java b/src/main/java/net/revelc/code/zookeeper/maven/plugin/AbstractZooKeeperMojo.java
index 5eaef0f..87eccef 100644
--- a/src/main/java/net/revelc/code/zookeeper/maven/plugin/AbstractZooKeeperMojo.java
+++ b/src/main/java/net/revelc/code/zookeeper/maven/plugin/AbstractZooKeeperMojo.java
@@ -100,6 +100,9 @@ public void execute() throws MojoFailureException, MojoExecutionException {
     runMojo();
   }
 
+  /**
+   * Run the configured mojo.
+   */
   protected abstract void runMojo() throws MojoFailureException, MojoExecutionException;
 
   // visible for testing
diff --git a/src/main/java/net/revelc/code/zookeeper/maven/plugin/ZooKeeperLauncher.java b/src/main/java/net/revelc/code/zookeeper/maven/plugin/ZooKeeperLauncher.java
index 945ebe2..67826a5 100644
--- a/src/main/java/net/revelc/code/zookeeper/maven/plugin/ZooKeeperLauncher.java
+++ b/src/main/java/net/revelc/code/zookeeper/maven/plugin/ZooKeeperLauncher.java
@@ -127,6 +127,9 @@ public void run() {
     }
   }
 
+  /**
+   * Launch ZooKeeper with the provided arguments.
+   */
   public ZooKeeperLauncher(String[] args) {
     parseArgs(args);
   }