Index: xfree86-driver-synaptics-0.99.3/src/synaptics.c
===================================================================
--- xfree86-driver-synaptics-0.99.3.orig/src/synaptics.c	2008-12-15 00:33:15.000000000 +0100
+++ xfree86-driver-synaptics-0.99.3/src/synaptics.c	2009-01-24 16:41:09.000000000 +0100
@@ -414,8 +414,8 @@
     clickFinger2 = priv->has_right ? 1 : 3;
     clickFinger3 = priv->has_middle ? 1 : 2;
 
-    /* Enable vert edge scroll if we can't detect doubletap */
-    vertEdgeScroll = priv->has_double ? FALSE : TRUE;
+    /* Enable vert edge scroll */
+    vertEdgeScroll = TRUE;
     horizEdgeScroll = FALSE;
 
     /* Enable twofinger scroll if we can detect doubletap */