diff --git a/mini-tps.spec b/mini-tps.spec
index d3e0050..60581bc 100644
--- a/mini-tps.spec
+++ b/mini-tps.spec
@@ -6,7 +6,7 @@
 
 Name: mini-tps
 Version: 0.1
-Release: 177%{?dist}
+Release: 178%{?dist}
 Summary: Mini TPS - Test Package Sanity
 
 License: GPLv2
@@ -73,6 +73,9 @@ install -pD -m 0755 profiles/fedora/prepare-system %{buildroot}%{_libexecdir}/mi
 
 
 %changelog
+* Wed Jun 12 2024 Jiri Popelka <jpopelka@redhat.com> - 0.1-178
+- Add repo for RHEL 7.7 z-stream
+
 * Tue Jun 04 2024 Jiri Popelka <jpopelka@redhat.com> - 0.1-177
 - Treat SELinux AVCs as warnings
 
diff --git a/profiles/fedora/prepare-system b/profiles/fedora/prepare-system
index cf03daa..58c3115 100755
--- a/profiles/fedora/prepare-system
+++ b/profiles/fedora/prepare-system
@@ -49,7 +49,7 @@ fi
 # Ugly hack for
 # https://github.com/fedora-ci/mini-tps/issues/57#issuecomment-2134998129
 # Remove it with a proper fix for mini-tps/issues/57 !
-dnf-3 -y install 'dnf-command(config-manager)'
+"$YUMDNFCMD" -y install dnf-plugins-core
 
 # Make sure fedora and fedora-updates repos are enabled
 "$YUMDNFCMD" config-manager --set-enabled 'fedora' 'updates'