diff --git a/gnuradio.spec b/gnuradio.spec
index d87012e..6d68183 100644
--- a/gnuradio.spec
+++ b/gnuradio.spec
@@ -22,7 +22,7 @@
 
 Name:		gnuradio
 Version:	3.8.0.0
-Release:	1%{?alphatag:.%{alphatag}}%{?dist}
+Release:	2%{?alphatag:.%{alphatag}}%{?dist}
 Summary:	Software defined radio framework
 
 License:	GPLv3
@@ -89,6 +89,7 @@ Requires:	python3-numpy
 Requires:	python3-cheetah
 Requires:	python3-thrift
 Requires:	python3-pyopengl
+Requires:	python3-pyyaml
 
 %description
 GNU Radio is a collection of software that when combined with minimal
@@ -188,6 +189,9 @@ rm -r %{buildroot}%{_datadir}/icons/gnome
 %{_datadir}/gnuradio/examples
 
 %changelog
+* Wed Nov 13 2019 Jaroslav Škarvada <jskarvad@redhat.com> - 3.8.0.0-2
+- Added python3-pyyaml requirement
+
 * Thu Oct 31 2019 Orion Poplawski <orion@nwra.com> - 3.8.0.0-1
 - Update to 3.8.0.0
 - Drop old obsoletes