diff --git a/lisp/Makefile.generic1 b/lisp/Makefile.generic1
index fda6a8c30..8920c23a1 100644
--- a/lisp/Makefile.generic1
+++ b/lisp/Makefile.generic1
@@ -28,6 +28,6 @@ TOOLDIR=tool
 XWINDOWDIR=xwindow
 GLDIR=opengl/src
 GLINCLUDE=-I/usr/local/Mesa/include/
-VERSION=9.30
+VERSION=9.31
 XVERSION=X_V11R6