diff --git a/bin/netkit_bash_completion b/bin/netkit_bash_completion
index d04eff1..f93b269 100755
--- a/bin/netkit_bash_completion
+++ b/bin/netkit_bash_completion
@@ -21,6 +21,9 @@
 # Part of the completion routines is significantly inspired to the scripts in
 # the bash-completion package.
 
+# Enable extraglob
+shopt -s extglob
+
 # The following line has been introduced to ensure backward compatibility
 : ${NETKIT_HOME:=$VLAB_HOME}
 
@@ -287,3 +290,7 @@ complete -o nospace -F _lmanage lstart
 complete -o nospace -F _lmanage lrestart
 complete -o nospace -F _lmanage ltest
 
+# Disable extraglob
+shopt -u extglob
+
+