diff --git a/gjs-1.31.10.tar.xz b/gjs-1.31.10.tar.xz
deleted file mode 100644
index 1bd2fda..0000000
--- a/gjs-1.31.10.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:ff1134bc4cf390ac86155bcd5fceebeb446817d4796edd3d20beb0b138110b60
-size 455992
diff --git a/gjs-1.31.20.tar.xz b/gjs-1.31.20.tar.xz
new file mode 100644
index 0000000..1372c54
--- /dev/null
+++ b/gjs-1.31.20.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4601f1423dbc0326529cba95cd0475a32ca62ee3215812665cf58e32080a9d11
+size 464588
diff --git a/gjs-fix-build.patch b/gjs-fix-build.patch
new file mode 100644
index 0000000..4faf8ed
--- /dev/null
+++ b/gjs-fix-build.patch
@@ -0,0 +1,21 @@
+commit 4eaaa63f4b325f2476f90de52fea44dccd3bbc76
+Author: Vincent Untz <vuntz@gnome.org>
+Date:   Mon Mar 5 17:40:52 2012 +0100
+
+    object: Fix build
+    
+    https://bugzilla.gnome.org/show_bug.cgi?id=671390
+
+diff --git a/gi/object.c b/gi/object.c
+index 17c70b4..825c61f 100644
+--- a/gi/object.c
++++ b/gi/object.c
+@@ -1027,7 +1027,7 @@ object_instance_finalize(JSContext *context,
+ 
+     TRACE(GJS_OBJECT_PROXY_FINALIZE(priv, priv->gobj,
+                                     priv->info ? g_base_info_get_namespace ( (GIBaseInfo*) priv->info) : "",
+-                                    priv->info ? g_base_info_get_name ( (GIBaseInfo*) priv->info) ) : g_type_name(priv->gtype));
++                                    priv->info ? g_base_info_get_name ( (GIBaseInfo*) priv->info) : g_type_name(priv->gtype)));
+ 
+     if (priv->gobj) {
+         if (G_UNLIKELY (priv->gobj->ref_count <= 0)) {
diff --git a/gjs.changes b/gjs.changes
index 67d5737..8969f8c 100644
--- a/gjs.changes
+++ b/gjs.changes
@@ -1,3 +1,20 @@
+-------------------------------------------------------------------
+Mon Mar  5 15:44:07 UTC 2012 - vuntz@opensuse.org
+
+- Update to version 1.31.20:
+  + Represent GTypes as a new boxed wrapper type
+  + Add "system" module
+  + Introduce meta classes
+  + object:
+    - Implement gobject inheritance
+    - Add support for glib properties
+    - Add support for signals
+    - Add support for interfaces
+  + Support callbacks that accept array arguments
+  + Various gjs_parse_args() improvements
+  + Several other code changes.
+- Add gjs-fix-build.patch: fix code that cannot build.
+
 -------------------------------------------------------------------
 Thu Jan 19 22:37:16 UTC 2012 - vuntz@opensuse.org
 
diff --git a/gjs.spec b/gjs.spec
index 1032fe3..c23488c 100644
--- a/gjs.spec
+++ b/gjs.spec
@@ -15,8 +15,9 @@
 # Please submit bugfixes or comments via http://bugs.opensuse.org/
 #
 
+
 Name:           gjs
-Version:        1.31.10
+Version:        1.31.20
 Release:        0
 # FIXME: find out if tapsets should really be in devel package or in main package
 Summary:        JavaScript bindings based on gobject-introspection and Mozilla
@@ -24,6 +25,8 @@ License:        MIT
 Group:          Development/Libraries/GNOME
 Url:            http://live.gnome.org/Gjs
 Source:         http://download.gnome.org/sources/gjs/1.31/%{name}-%{version}.tar.xz
+# PATCH-FIX-UPSTREAM gjs-fix-build.patch bgo#671390 vuntz@opensuse.org -- Fix code that cannot build
+Patch0:         gjs-fix-build.patch
 BuildRequires:  gcc-c++
 BuildRequires:  python
 BuildRequires:  readline-devel
@@ -74,6 +77,7 @@ Mozilla SpiderMonkey JavaScript engine.
 
 %prep
 %setup -q
+%patch0 -p1
 
 %build
 %configure \