diff --git a/pcapdiff.spec b/pcapdiff.spec
index 08396f2..ac186be 100644
--- a/pcapdiff.spec
+++ b/pcapdiff.spec
@@ -1,6 +1,6 @@
 Name: pcapdiff
 Version: 0.1
-Release:  19%{?dist}
+Release:  20%{?dist}
 Summary: Compares packet captures, detects forged, dropped or mangled packets
 
 Group: Development/Languages
@@ -14,7 +14,7 @@ Patch1: pcapdiff-printpackets-noshebang.patch
 Patch2: pcapdiff-pcapdiff_helper-noshebang.patch
 
 BuildArch: noarch
-BuildRequires: python-devel
+BuildRequires: python2-devel
 Requires: pcapy
 
 %description
@@ -65,6 +65,10 @@ install -D -m 644 -p pcapdiff_helper.py $RPM_BUILD_ROOT%{_datadir}/pcapdiff/pcap
 %{_datadir}/pcapdiff/*.pyo
 
 %changelog
+* Thu Mar 01 2018 Iryna Shcherbina <ishcherb@redhat.com> - 0.1-20
+- Update Python 2 dependency declarations to new packaging standards
+  (See https://fedoraproject.org/wiki/FinalizingFedoraSwitchtoPython3)
+
 * Thu Feb 08 2018 Fedora Release Engineering <releng@fedoraproject.org> - 0.1-19
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild