diff --git a/packages/scripts/install.sh b/packages/scripts/install.sh
index 5b5a4f0..8e26923 100755
--- a/packages/scripts/install.sh
+++ b/packages/scripts/install.sh
@@ -211,9 +211,7 @@ _install_rpm_key() {
   rpm --verbose --import https://build.opensuse.org/projects/${OBS_PROJECT}/signing_keys/download?kind=gpg
 }
 
-_install_yum() {
-  _install_rpm_key
-
+_add_yum_repo() {
   cat > /etc/yum.repos.d/crystal.repo <<EOF
 [crystal]
 name=Crystal (${DISTRO_REPO})
@@ -223,6 +221,11 @@ gpgcheck=1
 gpgkey=https://download.opensuse.org/repositories/${OBS_PROJECT//:/:\/}/${DISTRO_REPO}/repodata/repomd.xml.key
 enabled=1
 EOF
+}
+
+_install_yum() {
+  _install_rpm_key
+  _add_yum_repo
 
   if [[ "$CRYSTAL_VERSION" == "latest" ]]; then
     yum install -y crystal
@@ -232,8 +235,8 @@ EOF
 }
 
 _install_dnf() {
-  dnf install -y 'dnf-command(config-manager)'
-  dnf config-manager --add-repo https://download.opensuse.org/repositories/${OBS_PROJECT}/$DISTRO_REPO/${OBS_PROJECT}.repo
+  _install_rpm_key
+  _add_yum_repo
 
   if [[ "$CRYSTAL_VERSION" == "latest" ]]; then
     dnf install -y crystal