diff -Nru vte3-0.31.0/debian/changelog vte3-0.31.0/debian/changelog
--- vte3-0.31.0/debian/changelog	2012-02-23 14:06:31.000000000 +0000
+++ vte3-0.31.0/debian/changelog	2012-03-08 09:32:52.000000000 +0000
@@ -1,3 +1,11 @@
+vte3 (1:0.31.0-0ubuntu2) precise; urgency=low
+
+  * Add debian/patches/03_set_scroll_mask.patch: Explicitly set
+    GDK_SCROLL_MASK as recent gtk+ versions require it for scrolling to work.
+    (LP: #948612)
+
+ -- Martin Pitt <martin.pitt@ubuntu.com>  Thu, 08 Mar 2012 10:32:46 +0100
+
 vte3 (1:0.31.0-0ubuntu1) precise; urgency=low
 
   * New upstream release.
diff -Nru vte3-0.31.0/debian/patches/03_set_scroll_mask.patch vte3-0.31.0/debian/patches/03_set_scroll_mask.patch
--- vte3-0.31.0/debian/patches/03_set_scroll_mask.patch	1970-01-01 00:00:00.000000000 +0000
+++ vte3-0.31.0/debian/patches/03_set_scroll_mask.patch	2012-03-08 09:32:52.000000000 +0000
@@ -0,0 +1,25 @@
+From fe90b0ece0146bb96c73134843356020a555c09e Mon Sep 17 00:00:00 2001
+From: Gert Michael Kulyk <gkulyk@klio>
+Date: Sun, 4 Mar 2012 13:03:53 +0100
+Subject: [PATCH] Explicitly set GDK_SCROLL_MASK as recent gtk+ versions
+ require it for scrolling to work
+
+---
+ src/vte.c |    1 +
+ 1 files changed, 1 insertions(+), 0 deletions(-)
+
+diff --git a/src/vte.c b/src/vte.c
+index 9f74405..7fd6ed7 100644
+--- a/src/vte.c
++++ b/src/vte.c
+@@ -9065,6 +9065,7 @@ vte_terminal_realize(GtkWidget *widget)
+ 				GDK_EXPOSURE_MASK |
+ 				GDK_VISIBILITY_NOTIFY_MASK |
+ 				GDK_FOCUS_CHANGE_MASK |
++				GDK_SCROLL_MASK |
+ 				GDK_BUTTON_PRESS_MASK |
+ 				GDK_BUTTON_RELEASE_MASK |
+ 				GDK_POINTER_MOTION_MASK |
+-- 
+1.7.9.1
+
diff -Nru vte3-0.31.0/debian/patches/series vte3-0.31.0/debian/patches/series
--- vte3-0.31.0/debian/patches/series	2012-02-23 14:06:31.000000000 +0000
+++ vte3-0.31.0/debian/patches/series	2012-03-08 09:32:52.000000000 +0000
@@ -1,5 +1,6 @@
 01_scroll_notebook.patch
 02_meta.patch
+03_set_scroll_mask.patch
 25_optional-ncurses.patch
 60_termcap-home-end.patch
 91_keep_fds.patch