diff --git a/gnuradio.spec b/gnuradio.spec
index b241b7e..175f199 100644
--- a/gnuradio.spec
+++ b/gnuradio.spec
@@ -9,7 +9,7 @@
 
 Name:		gnuradio
 Version:	3.5.3.1
-Release:	2%{?dist}
+Release:	3%{?dist}
 Summary:	Software defined radio framework
 
 Group:		Applications/Engineering
@@ -67,6 +67,7 @@ Requires:	python-lxml
 Requires:	pygtk2
 Requires:	python-cheetah
 Requires:	PyQt4
+Requires:	PyQwt
 Obsoletes:	usrp < 3.3.0-1
 Obsoletes:	grc < 0.80-1
 
@@ -169,6 +170,10 @@ rm -rf %{buildroot}
 %{_datadir}/gnuradio/examples
 
 %changelog
+* Thu Nov 15 2012 Jaroslav Škarvada <jskarvad@redhat.com> - 3.5.3.1-3
+- Added PyQwt requirement
+  Resolves: rhbz#876830
+
 * Wed Oct 31 2012 Jaroslav Škarvada <jskarvad@redhat.com> - 3.5.3.1-2
 - Fixed libusb requirements
 - Enabled gr-fcd