diff --git a/winsup/cygwin/include/cygwin/version.h b/winsup/cygwin/include/cygwin/version.h
index fde82e9ac..e386dc3cb 100644
--- a/winsup/cygwin/include/cygwin/version.h
+++ b/winsup/cygwin/include/cygwin/version.h
@@ -42,7 +42,7 @@ details. */
 	 the Cygwin shared library".  This version is used to track important
 	 changes to the DLL and is mainly informative in nature. */
 
-#define CYGWIN_VERSION_DLL_MAJOR 2003
+#define CYGWIN_VERSION_DLL_MAJOR 2004
 #define CYGWIN_VERSION_DLL_MINOR 0
 
       /* Major numbers before CYGWIN_VERSION_DLL_EPOCH are