diff --git a/src/main/java/com/github/marschall/memoryfilesystem/memory/MemoryURLStreamHandlerFactory.java b/src/main/java/com/github/marschall/memoryfilesystem/memory/MemoryURLStreamHandlerFactory.java
index dae4824..4a39f50 100644
--- a/src/main/java/com/github/marschall/memoryfilesystem/memory/MemoryURLStreamHandlerFactory.java
+++ b/src/main/java/com/github/marschall/memoryfilesystem/memory/MemoryURLStreamHandlerFactory.java
@@ -14,6 +14,9 @@
  */
 public final class MemoryURLStreamHandlerFactory implements URLStreamHandlerFactory {
 
+  /**
+   * Default constructor called by the JDK.
+   */
   public MemoryURLStreamHandlerFactory() {
     super();
   }
@@ -21,8 +24,8 @@ public MemoryURLStreamHandlerFactory() {
   @Override
   public URLStreamHandler createURLStreamHandler(String protocol) {
     return MemoryFileSystemProvider.SCHEME.equals(protocol)
-        ? new Handler()
-        : null;
+            ? new Handler()
+                    : null;
   }
 
 }