diff --git a/src/include/microhttpd.h b/src/include/microhttpd.h
index 0d449f93..dfd820e8 100644
--- a/src/include/microhttpd.h
+++ b/src/include/microhttpd.h
@@ -81,7 +81,7 @@ extern "C"
 /**
  * Current version of the library.
  */
-#define MHD_VERSION 0x00040002
+#define MHD_VERSION 0x00040003
 
 /**
  * MHD-internal return codes.