diff --git a/createrepo_c.spec b/createrepo_c.spec
index 56809e6..235f370 100644
--- a/createrepo_c.spec
+++ b/createrepo_c.spec
@@ -10,13 +10,13 @@
 %bcond_without drpm
 %endif
 
-%if 0%{?rhel} || 0%{?fedora} < 29
+%if 0%{?rhel}
 %bcond_with zchunk
 %else
 %bcond_without zchunk
 %endif
 
-%if 0%{?rhel} || 0%{?fedora} < 29
+%if 0%{?rhel} && 0%{?rhel} < 8
 %bcond_with libmodulemd
 %else
 %bcond_without libmodulemd
@@ -24,8 +24,8 @@
 
 Summary:        Creates a common metadata repository
 Name:           createrepo_c
-Version:        0.17.2
-Release:        2%{?dist}
+Version:        0.17.3
+Release:        1%{?dist}
 License:        GPLv2+
 URL:            https://github.com/rpm-software-management/createrepo_c
 Source0:        %{url}/archive/%{version}/%{name}-%{version}.tar.gz
@@ -175,6 +175,11 @@ ln -sr %{buildroot}%{_bindir}/modifyrepo_c %{buildroot}%{_bindir}/modifyrepo
 %{python3_sitearch}/%{name}-%{version}-py%{python3_version}.egg-info
 
 %changelog
+* Tue Jun 15 2021 Pavla Kratochvilova <pkratoch@redhat.com> - 0.17.3-1
+- Update to 0.17.3
+- Fix valgrind warnings caused by subprocess calls
+- Fix memory leak
+
 * Fri Jun 04 2021 Python Maint <python-maint@redhat.com> - 0.17.2-2
 - Rebuilt for Python 3.10
 
diff --git a/sources b/sources
index 3dae715..399befe 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (createrepo_c-0.17.2.tar.gz) = 500315c1d099766c5c83bb1f18a92c97c49ed30d2632fe08f9d0c3faefd2afcdf2ed73e08ad675504ff59bc7ed7a4f95e9e80816940959a83ae7b25a12c28dce
+SHA512 (createrepo_c-0.17.3.tar.gz) = 7960c43141547ebf96f148e1674a81f88f1c645943246ba874468dff30e9af063f2f4f49fb5053e27b6e96802e3e23b7c1d6e82152566f735c1da25ccc63c6cd