diff --git a/0001-Fix-override-of-GtkApplication-startup-method.patch b/0001-Fix-override-of-GtkApplication-startup-method.patch
new file mode 100644
index 0000000..3603c07
--- /dev/null
+++ b/0001-Fix-override-of-GtkApplication-startup-method.patch
@@ -0,0 +1,38 @@
+From eecccec11134227c1ecbd3654951ebf6579022ad Mon Sep 17 00:00:00 2001
+From: "Daniel P. Berrange" <berrange@redhat.com>
+Date: Mon, 7 Apr 2014 20:08:21 +0100
+Subject: [PATCH] Fix override of GtkApplication startup method
+
+When overriding the startup method the parent impl must be
+the first thing invoked.
+
+Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
+---
+ src/frontend/entangle-application.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/frontend/entangle-application.c b/src/frontend/entangle-application.c
+index cff99cf..8b30c30 100644
+--- a/src/frontend/entangle-application.c
++++ b/src/frontend/entangle-application.c
+@@ -158,6 +158,8 @@ static void entangle_application_startup(GApplication *gapp)
+     EntangleApplicationPrivate *priv = app->priv;
+     GList *cameras = NULL, *tmp;
+ 
++    (*G_APPLICATION_CLASS(entangle_application_parent_class)->startup)(gapp);
++
+     if (entangle_preferences_interface_get_auto_connect(priv->preferences))
+         cameras = tmp = entangle_camera_list_get_cameras(priv->cameras);
+ 
+@@ -181,8 +183,6 @@ static void entangle_application_startup(GApplication *gapp)
+         }
+         g_list_free(cameras);
+     }
+-
+-    (*G_APPLICATION_CLASS(entangle_application_parent_class)->startup)(gapp);
+ }
+ 
+ 
+-- 
+1.9.0
+
diff --git a/entangle.spec b/entangle.spec
index 490b08a..094f2ed 100644
--- a/entangle.spec
+++ b/entangle.spec
@@ -8,10 +8,11 @@
 Summary: Tethered shooting & control of digital cameras
 Name: entangle
 Version: 0.5.4
-Release: 2%{?dist}%{?extra_release}
+Release: 3%{?dist}%{?extra_release}
 License: GPLv3+
 Group: Applications/Multimedia
 Source: http://entangle-photo.org/download/sources/%{name}-%{version}.tar.gz
+Patch1: 0001-Fix-override-of-GtkApplication-startup-method.patch
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root
 URL: http://entangle-photo.org/
 
@@ -47,6 +48,7 @@ and 'hands off' shooting directly from the controlling computer.
 
 %prep
 %setup -q
+%patch1 -p1
 
 %build
 
@@ -115,6 +117,9 @@ glib-compile-schemas /usr/share/glib-2.0/schemas ||:
 %dir %{_datadir}/%{name}/plugins
 
 %changelog
+* Mon Apr  7 2014 Daniel P. Berrange <berrange@redhat.com> - 0.5.4-3
+- Fix crash in GtkApplication startup with GTK >= 3.12
+
 * Wed Jan 22 2014 Daniel P. Berrange <berrange@redhat.com> - 0.5.4-2
 - Rebuild for new LibRaw