diff --git a/all-in-one.sh b/all-in-one.sh
index 458ea54fe..ffc557591 100755
--- a/all-in-one.sh
+++ b/all-in-one.sh
@@ -42,9 +42,9 @@ print_header 'Start (all-in-one.sh)'
 
 if is_fedora; then
     print_header 'Setup (RedHat based)'
-    sudo -E $YUM -y remove facter puppet rdo-release
-    sudo -E $YUM -y install libxml2-devel libxslt-devel ruby-devel rubygems wget qemu-img
-    sudo -E $YUM -y groupinstall "Development Tools"
+    sudo -E dnf -y remove facter puppet rdo-release
+    sudo -E dnf -y install libxml2-devel libxslt-devel ruby-devel rubygems wget qemu-img
+    sudo -E dnf -y groupinstall "Development Tools"
     DASHBOARD="dashboard"
 elif uses_debs; then
     print_header 'Setup (Debian based)'
diff --git a/copy_logs.sh b/copy_logs.sh
index 5261aa2f7..5067967eb 100755
--- a/copy_logs.sh
+++ b/copy_logs.sh
@@ -338,14 +338,14 @@ if [ `command -v apt` ]; then
     apt-cache policy > $LOG_DIR/apt-cache-policy.txt
     sudo cp -r /etc/apt $LOG_DIR/etc/apt
 fi
-if [ `command -v rpm` ]; then
+
+if is_fedora; then
     rpm -qa |sort > $LOG_DIR/rpm-qa.txt
-    sudo $YUM repolist -v > $LOG_DIR/repolist.txt
-    sudo $YUM list installed > $LOG_DIR/installed-packages.txt
-    sudo cp -r /etc/yum.repos.d $LOG_DIR/etc/yum.repos.d
-fi
-if [ `command -v dnf` ]; then
+    sudo dnf repolist -v > $LOG_DIR/repolist.txt
+    sudo dnf list installed > $LOG_DIR/installed-packages.txt
     sudo dnf module list > $LOG_DIR/modulelist.txt
+
+    sudo cp -r /etc/yum.repos.d $LOG_DIR/etc/yum.repos.d
     mkdir $LOG_DIR/dnf
     sudo cp /var/log/dnf.log $LOG_DIR/dnf
     sudo cp /var/log/dnf.rpm.log $LOG_DIR/dnf
diff --git a/functions b/functions
index ab7fa2ad4..5a1014c35 100644
--- a/functions
+++ b/functions
@@ -161,12 +161,6 @@ uses_debs() {
     type "apt-get" 2>/dev/null
 }
 
-if type "dnf" 2>/dev/null;then
-    export YUM=dnf
-else
-    export YUM=yum
-fi
-
 print_header() {
     if [ -n "$(set | grep xtrace)" ]; then
       set +x
@@ -224,7 +218,7 @@ install_puppet() {
             fi
         fi
     elif is_fedora; then
-        $SUDO $YUM install -y ${PUPPET_PKG}
+        $SUDO dnf install -y ${PUPPET_PKG}
     fi
 }
 
diff --git a/run_tests.sh b/run_tests.sh
index 48aa7ec2f..5b101220a 100755
--- a/run_tests.sh
+++ b/run_tests.sh
@@ -166,7 +166,7 @@ fi
 if uses_debs; then
     $SUDO apt-get install -y dstat ebtables iotop sysstat
 elif is_fedora; then
-    $SUDO $YUM install -y dstat setools setroubleshoot audit iotop sysstat
+    $SUDO dnf install -y dstat setools setroubleshoot audit iotop sysstat
     $SUDO systemctl start auditd
     # SElinux in permissive mode so later we can catch alerts
     $SUDO selinuxenabled && $SUDO setenforce 0
@@ -224,7 +224,7 @@ if [ "${MANAGE_REPOS,,}" = true ]; then
     fi
     print_header 'Updating packages'
     if is_fedora; then
-        $SUDO $YUM update -y
+        $SUDO dnf update -y
         update_ret=$?
     elif uses_debs; then
         export DEBIAN_FRONTEND=noninteractive