diff --git a/util/install.sh b/util/install.sh
index 04f85b0..6cd4221 100755
--- a/util/install.sh
+++ b/util/install.sh
@@ -5,6 +5,7 @@
 
 # Fail on error
 set -e
+set -x
 
 # Fail on unset var usage
 set -o nounset
@@ -165,7 +166,7 @@ function mn_deps {
         $install gcc make socat psmisc xterm openssh-clients iperf \
             iproute telnet python-setuptools libcgroup-tools \
             ethtool help2man net-tools
-        $install ${PYPKG}-pyflakes pylint ${PYPKG}-pep8-naming
+        $install ${PYPKG}-pyflakes pylint ${PYPKG}-pep8-naming \
             ${PYPKG}-pexpect
     elif [ "$DIST" = "SUSE LINUX"  ]; then
 		$install gcc make socat psmisc xterm openssh iperf \
@@ -175,6 +176,7 @@ function mn_deps {
     else  # Debian/Ubuntu
         pf=pyflakes
         pep8=pep8
+        pylint=pylint
         # Starting around 20.04, installing pyflakes instead of pyflakes3
         # causes Python 2 to be installed, which is exactly NOT what we want.
         if [ "$DIST" = "Ubuntu" -a `expr $RELEASE '>=' 20.04` = "1" ]; then
@@ -187,10 +189,14 @@ function mn_deps {
                 pf=pyflakes3
                 pep8=python3-pep8
         fi
+        if [ "$DIST" = "Ubuntu" -a `expr $RELEASE '<=' 20.04` = "1" ]; then
+                pylint=pylint3
+        fi
 
         $install gcc make socat psmisc xterm ssh iperf telnet \
-                 ethtool help2man $pf pylint $pep8 \
+                 ethtool help2man $pylint \
                  net-tools ${PYPKG}-tk
+        $install --no-install-recommends $pf $pep8
 
         # Install pip
         $install ${PYPKG}-pip || $install ${PYPKG}-pip-whl
@@ -303,7 +309,7 @@ function install_wireshark {
     if ! which wireshark; then
         echo "Installing Wireshark"
         if [ "$DIST" = "Fedora" -o "$DIST" = "RedHatEnterpriseServer" ]; then
-            $install wireshark wireshark-gnome
+            $install wireshark
 		elif [ "$DIST" = "SUSE LINUX"  ]; then
 			$install wireshark
         else