diff --git a/core/src/main/java/org/nanohttpd/protocols/http/NanoHTTPD.java b/core/src/main/java/org/nanohttpd/protocols/http/NanoHTTPD.java
index 42c21514..794c5345 100644
--- a/core/src/main/java/org/nanohttpd/protocols/http/NanoHTTPD.java
+++ b/core/src/main/java/org/nanohttpd/protocols/http/NanoHTTPD.java
@@ -122,7 +122,7 @@
  * See the separate "LICENSE.md" file for the distribution license (Modified BSD
  * licence)
  */
-public abstract class NanoHTTPD {
+public class NanoHTTPD {
 
     public static final String CONTENT_DISPOSITION_REGEX = "([ |\t]*Content-Disposition[ |\t]*:)(.*)";