diff --git a/vrml.conf.linux b/vrml.conf.linux
index e590cfb..fe9e908 100644
--- a/vrml.conf.linux
+++ b/vrml.conf.linux
@@ -62,8 +62,8 @@ NETSCAPE_INST => '/usr/lib/firefox/plugins',	# plugin stuff. If not wanted, COMM
 # line, and cross fingers.
 # adding -DDEBUG_MALLOC to the FREEWRL_DEFINE line will track malloc,realloc,frees.
 
-    FREEWRL_LIBS => '-L/usr/lib -L/usr/X11R6/lib -lGL -lGLU -lXext -lX11 -lfreetype -lpng -lz -ljpeg -lexpat',
-    FREEWRL_DEFINE => '-ansi -DHAVE_MOTIF -DXP_UNIX -D_GNU_SOURCE ',
+    FREEWRL_LIBS => '-L/usr/lib -L/usr/X11R6/lib -lGL -lGLU -lXext -lX11 -lXxf86vm -lfreetype -lpng -lz -ljpeg -lexpat',
+    FREEWRL_DEFINE => '-ansi -DHAVE_MOTIF -DXP_UNIX -D_GNU_SOURCE -DXF86V4 ',
     FREEWRL_INC => '-I/usr/X11R6/include/ -I/usr/include/freetype2 -I/usr/include/freetype2/freetype',