diff --git a/gnuradio.changes b/gnuradio.changes
index 33a31a4..f9a0b4a 100644
--- a/gnuradio.changes
+++ b/gnuradio.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Dec 17 09:34:53 UTC 2019 - Torsten Ohlenforst <torsten.ohlenforst@pretzel-solutions.com>
+
+- Added missing dependency to package python3-pyaml.
+
 -------------------------------------------------------------------
 Thu Sep 19 21:13:13 UTC 2019 - Stefan Brüns <stefan.bruens@rwth-aachen.de>
 
diff --git a/gnuradio.spec b/gnuradio.spec
index 79c1c05..6b3fc62 100644
--- a/gnuradio.spec
+++ b/gnuradio.spec
@@ -86,6 +86,7 @@ BuildRequires:  typelib(PangoCairo) = 1.0
 BuildRequires:  typelib(cairo) = 1.0
 Requires:       python3-numpy
 Requires:       python3-qt5
+Requires:       python3-pyaml >= 3.11
 # gr_modtool dependencies
 Requires:       python3-click
 Requires:       python3-click-plugins