diff -Nru muon-2.0.0/debian/changelog muon-2.0.0/debian/changelog
--- muon-2.0.0/debian/changelog	2013-04-24 13:31:49.000000000 -0400
+++ muon-2.0.0/debian/changelog	2013-04-25 13:55:37.000000000 -0400
@@ -1,3 +1,11 @@
+muon (2.0.0-0ubuntu3.1) raring-proposed; urgency=low
+
+  * Add kubuntu_02_fix_disabled_apply_button.diff to properly re-enable the
+    "Install Updates" button after checking for updates yields new updates
+    (LP: #1172803)
+
+ -- Jonathan Thomas <echidnaman@kubuntu.org>  Thu, 25 Apr 2013 13:54:56 -0400
+
 muon (2.0.0-0ubuntu3) raring; urgency=low
 
   * Add kubuntu_01_fix_dist_upgrader_path.diff to properly launch the dist
diff -Nru muon-2.0.0/debian/patches/kubuntu_02_fix_disabled_apply_button.diff muon-2.0.0/debian/patches/kubuntu_02_fix_disabled_apply_button.diff
--- muon-2.0.0/debian/patches/kubuntu_02_fix_disabled_apply_button.diff	1969-12-31 19:00:00.000000000 -0500
+++ muon-2.0.0/debian/patches/kubuntu_02_fix_disabled_apply_button.diff	2013-04-25 13:54:15.000000000 -0400
@@ -0,0 +1,45 @@
+Index: muon-2.0.0/updater/MainWindow.cpp
+===================================================================
+--- muon-2.0.0.orig/updater/MainWindow.cpp	2013-04-01 16:32:05.000000000 -0400
++++ muon-2.0.0/updater/MainWindow.cpp	2013-04-25 13:41:23.000000000 -0400
+@@ -90,6 +90,8 @@
+ 
+     m_updaterWidget = new UpdaterWidget(mainWidget);
+     m_updaterWidget->setEnabled(false);
++    connect(m_updaterWidget, SIGNAL(modelPopulated()),
++            this, SLOT(setActionsEnabled()));
+ 
+     m_changelogWidget = new ChangelogWidget(this);
+     m_changelogWidget->hide();
+Index: muon-2.0.0/updater/UpdaterWidget.cpp
+===================================================================
+--- muon-2.0.0.orig/updater/UpdaterWidget.cpp	2013-04-01 16:32:05.000000000 -0400
++++ muon-2.0.0/updater/UpdaterWidget.cpp	2013-04-25 13:41:23.000000000 -0400
+@@ -237,6 +237,7 @@
+ 
+     checkAllMarked();
+     checkUpToDate();
++    emit modelPopulated();
+ }
+ 
+ void UpdaterWidget::checkApps(QList<AbstractResource*> apps, bool checked)
+@@ -316,6 +317,7 @@
+     checkChanges(m_backend->stateChanges(m_oldCacheState, upgradeable));
+ 
+     m_upgradesWidget->hide();
++    emit modelPopulated();
+ }
+ 
+ void UpdaterWidget::checkUpToDate()
+Index: muon-2.0.0/updater/UpdaterWidget.h
+===================================================================
+--- muon-2.0.0.orig/updater/UpdaterWidget.h	2013-04-01 16:32:05.000000000 -0400
++++ muon-2.0.0/updater/UpdaterWidget.h	2013-04-25 13:41:46.933612090 -0400
+@@ -80,6 +80,7 @@
+ 
+ signals:
+     void selectedPackageChanged(QApt::Package *Package);
++    void modelPopulated();
+ };
+ 
+ #endif // UPDATERWIDGET_H
diff -Nru muon-2.0.0/debian/patches/series muon-2.0.0/debian/patches/series
--- muon-2.0.0/debian/patches/series	2013-04-24 13:29:43.000000000 -0400
+++ muon-2.0.0/debian/patches/series	2013-04-25 13:54:29.000000000 -0400
@@ -1,2 +1,3 @@
 kubuntu_01_fix_ffinstaller_crash.diff
 kubuntu_01_fix_dist_upgrader_path.diff
+kubuntu_02_fix_disabled_apply_button.diff