diff --git a/python-grabserial.spec b/python-grabserial.spec
index 0627792..3829d1a 100644
--- a/python-grabserial.spec
+++ b/python-grabserial.spec
@@ -2,7 +2,7 @@
 
 Name: python-grabserial
 Version: 1.9.3
-Release: 3%{?dist}
+Release: 4%{?dist}
 Summary: Reads a serial port and writes data to standard output
 
 License: GPLv2
@@ -10,7 +10,7 @@ URL: http://elinux.org/Grabserial
 Source0: https://github.com/tbird20d/grabserial/archive/v%{version}.tar.gz
 
 BuildArch: noarch
-BuildRequires: python-setuptools
+BuildRequires: python2-setuptools
 BuildRequires: python2-devel
 
 %global _description\
@@ -22,7 +22,7 @@ a target board running Linux, and save the messages on a host machine.
 
 %package -n python2-grabserial
 Summary: %summary
-Requires: pyserial
+Requires: python2-pyserial
 %{?python_provide:%python_provide python2-grabserial}
 
 %description -n python2-grabserial %_description
@@ -43,6 +43,10 @@ Requires: pyserial
 %{python2_sitelib}/*.egg-info
 
 %changelog
+* Fri Jan 19 2018 Iryna Shcherbina <ishcherb@redhat.com> - 1.9.3-4
+- Update Python 2 dependency declarations to new packaging standards
+  (See https://fedoraproject.org/wiki/FinalizingFedoraSwitchtoPython3)
+
 * Sat Aug 19 2017 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 1.9.3-3
 - Python 2 binary package renamed to python2-grabserial
   See https://fedoraproject.org/wiki/FinalizingFedoraSwitchtoPython3