diff --git a/bz1817695-remove-usage-of-deprecated-xml.etree.cElementTree.patch b/bz1817695-remove-usage-of-deprecated-xml.etree.cElementTree.patch
new file mode 100644
index 0000000..a6827a7
--- /dev/null
+++ b/bz1817695-remove-usage-of-deprecated-xml.etree.cElementTree.patch
@@ -0,0 +1,27 @@
+From 94cf5891507fa284ae5c1734df96c76a5bd58618 Mon Sep 17 00:00:00 2001
+From: Ondrej Mular <omular@redhat.com>
+Date: Fri, 27 Mar 2020 13:50:54 +0100
+Subject: [PATCH] remove usage of deprecated xml.etree.cElementTree
+
+module xml.etree.cElementTree was depracated in python 3.3 and will be
+removed in 3.9, see: https://bugs.python.org/issue36543
+---
+ pcs_test/tier0/test_utils.py | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/pcs_test/tier0/test_utils.py b/pcs_test/tier0/test_utils.py
+index 866f4df4..98ce7806 100644
+--- a/pcs_test/tier0/test_utils.py
++++ b/pcs_test/tier0/test_utils.py
+@@ -4,7 +4,7 @@ import sys
+ from time import sleep
+ from unittest import mock, TestCase
+ import xml.dom.minidom
+-import xml.etree.cElementTree as ET
++import xml.etree.ElementTree as ET
+ 
+ from pcs_test.tools.xml import dom_get_child_elements
+ from pcs_test.tools.misc import get_test_resource as rc
+-- 
+2.20.1
+
diff --git a/pcs.spec b/pcs.spec
index 3fb52c6..3134566 100644
--- a/pcs.spec
+++ b/pcs.spec
@@ -1,6 +1,6 @@
 Name: pcs
 Version: 0.10.5
-Release: 1%{?dist}
+Release: 2%{?dist}
 # https://fedoraproject.org/wiki/Licensing:Main?rd=Licensing#Good_Licenses
 # GPLv2: pcs
 # ASL 2.0: tornado
@@ -60,7 +60,7 @@ Source44: https://github.com/konradhalas/dacite/archive/v%{dacite_version}/dacit
 Source100: https://github.com/idevat/pcs-web-ui/archive/%{ui_commit}/%{ui_src_name}.tar.gz
 Source101: https://github.com/idevat/pcs-web-ui/releases/download/%{ui_commit}/pcs-web-ui-node-modules-%{ui_commit}.tar.xz
 
-# Patch0: bz1656953-01-drop-removed-command-pcs-resource-show-from-help.patch
+Patch0: bz1817695-remove-usage-of-deprecated-xml.etree.cElementTree.patch
 
 # git for patches
 BuildRequires: git
@@ -223,7 +223,7 @@ update_times_patch(){
   update_times ${patch_file_name} `diffstat -p1 -l ${patch_file_name}`
 }
 
-# update_times_patch %%{PATCH0}
+update_times_patch %%{PATCH0}
 
 # prepare dirs/files necessary for building web ui
 # inside SOURCE100 is only directory %%{ui_src_name}
@@ -449,6 +449,10 @@ remove_all_tests
 %license pyagentx_LICENSE.txt
 
 %changelog
+* Fri Mar 27 2020 Ondrej Mular <omular@redhat.com> - 0.10.5-2
+- Remove usage of deprecated module xml.etree.cElementTree
+- Resolves: rhbz#1817695
+
 * Wed Mar 18 2020 Miroslav Lisik <mlisik@redhat.com> - 0.10.5-1
 - Rebased to latest upstream sources (see CHANGELOG.md)