diff --git a/mxqsub.c b/mxqsub.c
index 595a98c7..73d2d025 100644
--- a/mxqsub.c
+++ b/mxqsub.c
@@ -65,7 +65,7 @@ static void print_usage(void)
     "  Scheduling is done based on the resources a job needs and\n"
     "  on the priority given to the job.\n"
     "\n"
-    "  -j, --threads=NUMBER     set number of threads       (default: 1)\n"
+    "  -j, --processors=NUMBER  set number of processors    (default: 1)\n"
     "  -m, --memory=SIZE        set amount of memory        (default: 2G)\n"
     "  --tmpdir=SIZE            set size of MXQ_JOB_TMPDIR  (default: 0)\n"
     "  --blacklist=STRING       set list of blacklisted servers (default: '')\n"
@@ -731,9 +731,7 @@ int main(int argc, char *argv[])
                 MX_OPTION_NO_ARG("help",                 'h'),
                 MX_OPTION_NO_ARG("version",              'V'),
 
-                MX_OPTION_REQUIRED_ARG("group_id",       1),
                 MX_OPTION_REQUIRED_ARG("group_priority", 2),
-                MX_OPTION_REQUIRED_ARG("group-id",       3),
                 MX_OPTION_REQUIRED_ARG("time",           4),
 
                 MX_OPTION_NO_ARG("debug",                5),
@@ -756,7 +754,8 @@ int main(int argc, char *argv[])
                 MX_OPTION_REQUIRED_ARG("umask",        'u'),
                 MX_OPTION_REQUIRED_ARG("priority",     'p'),
 
-                MX_OPTION_REQUIRED_ARG("threads",      'j'),
+                MX_OPTION_REQUIRED_ARG("threads",      1),
+                MX_OPTION_REQUIRED_ARG("processors",   'j'),
                 MX_OPTION_REQUIRED_ARG("memory",       'm'),
                 MX_OPTION_REQUIRED_ARG("runtime",      't'),
 
@@ -868,12 +867,6 @@ int main(int argc, char *argv[])
                 }
                 break;
 
-            case 1:
-            case 3:
-                if (opt == 3)
-                    mx_log_warning("option --group-id is deprecated (usage will change in next version). Using --group-name instead.");
-                else
-                    mx_log_warning("option --group_id is deprecated. Using --group-name instead.");
             case 'N':
                 if (!(*optctl.optarg)) {
                     mx_log_crit("--group-name '%s': String is empty.", optctl.optarg);
@@ -904,9 +897,10 @@ int main(int argc, char *argv[])
                 }
                 break;
 
+            case 1:
             case 'j':
                 if (mx_strtou16(optctl.optarg, &arg_threads) < 0) {
-                    mx_log_crit("--threads '%s': %m", optctl.optarg);
+                    mx_log_crit("--processors '%s': %m", optctl.optarg);
                     exit(EX_CONFIG);
                 }
                 break;