diff --git a/mozilla-817533.patch b/mozilla-817533.patch
deleted file mode 100644
index 11d1bb7..0000000
--- a/mozilla-817533.patch
+++ /dev/null
@@ -1,32 +0,0 @@
-# HG changeset patch
-# Parent d09a5a5666baa44c817a4e1e463ef62eae0a1105
-# User Patrick McManus <mcmanus@ducksong.com>
-bug 817533 - failed system proxy lookups should not fallback to manual configs r?jduell
-
-diff --git a/netwerk/base/src/nsProtocolProxyService.cpp b/netwerk/base/src/nsProtocolProxyService.cpp
---- a/netwerk/base/src/nsProtocolProxyService.cpp
-+++ b/netwerk/base/src/nsProtocolProxyService.cpp
-@@ -1553,17 +1553,22 @@ nsProtocolProxyService::Resolve_Internal
- 
-     // Proxy auto config magic...
-     if (mProxyConfig == PROXYCONFIG_PAC || mProxyConfig == PROXYCONFIG_WPAD) {
-         // Do not query PAC now.
-         *usePACThread = true;
-         return NS_OK;
-     }
- 
--    // proxy info values
-+    // If we aren't in manual proxy configuration mode then we don't
-+    // want to honor any manual specific prefs that might be still set
-+    if (mProxyConfig != PROXYCONFIG_MANUAL)
-+        return NS_OK;
-+
-+    // proxy info values for manual configuration mode
-     const char *type = nullptr;
-     const nsACString *host = nullptr;
-     int32_t port = -1;
- 
-     uint32_t proxyFlags = 0;
- 
-     if ((flags & RESOLVE_PREFER_SOCKS_PROXY) &&
-         !mSOCKSProxyHost.IsEmpty() && mSOCKSProxyPort > 0) {
diff --git a/mozilla-860213.patch b/mozilla-860213.patch
deleted file mode 100644
index 5c25541..0000000
--- a/mozilla-860213.patch
+++ /dev/null
@@ -1,69 +0,0 @@
-# HG changeset patch
-# Parent 9cf679827fae794995f0d35030ad3fb4c7a6e6a8
-# User Jan Horak <jhorak@redhat.com>
-# Bug 860213 - Use async version of g_file_set_attribute to set file metadata, removes UI block when dbus timeout.
-
-diff --git a/toolkit/components/downloads/nsDownloadManager.cpp b/toolkit/components/downloads/nsDownloadManager.cpp
---- a/toolkit/components/downloads/nsDownloadManager.cpp
-+++ b/toolkit/components/downloads/nsDownloadManager.cpp
-@@ -2520,16 +2520,30 @@ nsDownload::nsDownload() : mDownloadStat
-                            mAutoResume(DONT_RESUME)
- {
- }
- 
- nsDownload::~nsDownload()
- {
- }
- 
-+#ifdef MOZ_ENABLE_GIO
-+static void gio_set_metadata_done(GObject *source_obj, GAsyncResult *res, gpointer user_data)
-+{
-+  GError *err = NULL;
-+  g_file_set_attributes_finish(G_FILE(source_obj), res, NULL, &err);
-+  if (err) {
-+#ifdef DEBUG
-+    NS_DebugBreak(NS_DEBUG_WARNING, "Set file metadata failed: ", err->message, __FILE__, __LINE__);
-+#endif
-+    g_error_free(err);
-+  }
-+}
-+#endif
-+
- nsresult
- nsDownload::SetState(DownloadState aState)
- {
-   NS_ASSERTION(mDownloadState != aState,
-                "Trying to set the download state to what it already is set to!");
- 
-   int16_t oldState = mDownloadState;
-   mDownloadState = aState;
-@@ -2665,21 +2679,24 @@ nsDownload::SetState(DownloadState aStat
-             }
- #endif
-           }
- #ifdef MOZ_ENABLE_GIO
-           // Use GIO to store the source URI for later display in the file manager.
-           GFile* gio_file = g_file_new_for_path(NS_ConvertUTF16toUTF8(path).get());
-           nsCString source_uri;
-           mSource->GetSpec(source_uri);
--
--          g_file_set_attribute(gio_file, "metadata::download-uri",
--                               G_FILE_ATTRIBUTE_TYPE_STRING,
--                               (gpointer)source_uri.get(),
--                               G_FILE_QUERY_INFO_NONE, NULL, NULL);
-+          GFileInfo *file_info = g_file_info_new();
-+          g_file_info_set_attribute_string(file_info, "metadata::download-uri", source_uri.get());
-+          g_file_set_attributes_async(gio_file,
-+                                      file_info,
-+                                      G_FILE_QUERY_INFO_NONE,
-+                                      G_PRIORITY_DEFAULT,
-+                                      NULL, gio_set_metadata_done, NULL);
-+          g_object_unref(file_info);
-           g_object_unref(gio_file);
- #endif
-         }
- #endif
- #ifdef XP_MACOSX
-         // On OS X, make the downloads stack bounce.
-         CFStringRef observedObject = ::CFStringCreateWithCString(kCFAllocatorDefault,
-                                                  NS_ConvertUTF16toUTF8(path).get(),
diff --git a/xulrunner.spec b/xulrunner.spec
index 31cf086..5ce6b2f 100644
--- a/xulrunner.spec
+++ b/xulrunner.spec
@@ -77,8 +77,8 @@
 
 Summary:        XUL Runtime for Gecko Applications
 Name:           xulrunner
-Version:        22.0
-Release:        7%{?pre_tag}%{?dist}
+Version:        23.0
+Release:        1%{?pre_tag}%{?dist}
 URL:            http://developer.mozilla.org/En/XULRunner
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Group:          Applications/Internet
@@ -104,9 +104,7 @@ Patch21:        rhbz-911314.patch
 Patch24:        rhbz-966424.patch
 
 # Upstream patches
-Patch105:       mozilla-817533.patch
 Patch106:       mozilla-831688.patch
-Patch107:       mozilla-860213.patch
 
 # ---------------------------------------------------
 
@@ -247,9 +245,7 @@ cd %{tarballdir}
 %endif
 
 %patch24  -p1 -b .966424
-%patch105 -p1 -b .817533
 %patch106 -p1 -b .831688
-%patch107 -p1 -b .860213
 
 %{__rm} -f .mozconfig
 %{__cp} %{SOURCE10} .mozconfig
@@ -530,6 +526,9 @@ fi
 #---------------------------------------------------------------------
 
 %changelog
+* Thu Jul 25 2013 Martin Stransky <stransky@redhat.com> - 23.0-1
+- Update to latest upstream (23.0)
+
 * Mon Jul 29 2013 Jan Horak <jhorak@redhat.com> - 22.0-7
 - Use system libffi for Fedora 19+
 - Added fix for mozbz#860213