diff --git a/pupy/modules/last.py b/pupy/modules/last.py
index 09f62172..39c55a1a 100644
--- a/pupy/modules/last.py
+++ b/pupy/modules/last.py
@@ -50,7 +50,7 @@ class LastModule(PupyModule):
                 if record['end'] == -1:
                     if record['user'] == 'root':
                         color = 'lightred'
-                    elif record['duration'] < 24*60*60:
+                    elif record['duration'] < 60*60:
                         color = 'lightgreen'
                     elif record['duration'] > 7*24*60*60:
                         color = 'cyan'
diff --git a/pupy/modules/ps.py b/pupy/modules/ps.py
index 7cbf849a..f17c2f4f 100644
--- a/pupy/modules/ps.py
+++ b/pupy/modules/ps.py
@@ -37,6 +37,9 @@ def gen_colinfo(data):
 def gen_columns(record, colinfo):
     columns = {}
 
+    if type(record['cmdline']) is not list:
+        record['cmdline'] = [record['cmdline']]
+
     columns['name'] = record.get('name') or '?'
     columns['cmdline'] = ' '.join([
         x for x in record['cmdline'][1:] if x.strip()
@@ -97,8 +100,9 @@ def print_psinfo(fout, pupyps, data, colinfo, width=80, sections=[]):
     ) else ( 1 if (y in keys and not x in keys) else cmp(x, y))
 
     for pid, info in data.iteritems():
-        fout.write('\n --- PID: {} ---- \n\n'.format(pid))
         if sections is not None:
+            fout.write('\n --- PID: {} ---- \n\n'.format(pid))
+
             infosecs = {
                 'general': []
             }