--- a/mugshot/MugshotWindow.py	2018-08-08 11:22:42.000000000 +0200
+++ b/mugshot/MugshotWindow.py	2018-08-15 22:47:02.108700297 +0200
@@ -617,14 +617,18 @@
         # chfn 2.29 uses "-p" as parameter for changing the office-phone (LP: #1699285)
         p_command = "%s -p \"%s\" %s" % (chfn, office_phone, username)
 
-        # other (newer, older?) use "-w"
+        # other (newer, older?) use "-o" or "-w"
+        o_command = "%s -o \"%s\" %s" % (chfn, office_phone, username)
         w_command = "%s -w \"%s\" %s" % (chfn, office_phone, username)
 
         if self.process_terminal_password(p_command, password) or \
                 self.process_terminal_password(w_command, password):
             self.office_phone = office_phone
         else:
-            success = False
+            if self.process_terminal_password(command2, password):
+                self.office_phone = office_phone
+            else:
+                success = False
 
         return (success, response)