diff --git a/src/main/java/org/apache/openejb/javaee/api/activator/org/apache/openejb/javaee/api/locator/ProviderLocator.java b/src/main/java/org/apache/openejb/javaee/api/activator/org/apache/openejb/javaee/api/locator/ProviderLocator.java
index 2b3752d..1c445b6 100644
--- a/src/main/java/org/apache/openejb/javaee/api/activator/org/apache/openejb/javaee/api/locator/ProviderLocator.java
+++ b/src/main/java/org/apache/openejb/javaee/api/activator/org/apache/openejb/javaee/api/locator/ProviderLocator.java
@@ -80,6 +80,7 @@
      * the search order.
      *
      * @param className The name of the target class.
+     * @param contextClass The context class to retrive the classloader.
      *
      * @return The loaded class.
      * @exception ClassNotFoundException
@@ -94,6 +95,7 @@
      * with support for OSGi registry lookups.
      *
      * @param className The name of the target class.
+     * @param contextClass The context class to retrive the classloader.
      * @param loader    An optional class loader.
      *
      * @return The loaded class
@@ -155,8 +157,8 @@
      *
      * @return The located class, or null if no matching services
      *         can be found.
-     * @exception Exception Thrown for any classloading exceptions thrown
-     *                      trying to load the class.
+     * @exception ClassNotFoundException Thrown for any classloading exceptions thrown
+     *                                   trying to load the class.
      */
     static public Class<?> getServiceClass(final String iface, final Class<?> contextClass, final ClassLoader loader) throws ClassNotFoundException {
         return locateServiceClass(iface, contextClass, loader);