diff --git a/catcli/noder.py b/catcli/noder.py
index 701bd2d..e4b42a0 100644
--- a/catcli/noder.py
+++ b/catcli/noder.py
@@ -319,7 +319,8 @@ class Noder:
 
             out.append(utils.human(node.size))  # size
             out.append(utils.epoch_to_str(storage.ts))  # indexed_at
-            out.append(utils.epoch_to_str(node.maccess))  # maccess
+            if self._has_attr(node, 'maccess'):
+                out.append(utils.epoch_to_str(node.maccess))  # maccess
             if node.md5:
                 out.append(node.md5)  # md5
             else:
diff --git a/catcli/utils.py b/catcli/utils.py
index 798e784..aa41421 100644
--- a/catcli/utils.py
+++ b/catcli/utils.py
@@ -52,6 +52,8 @@ def human(size):
 
 def epoch_to_str(epoch):
     '''convert epoch to string'''
+    if not epoch:
+        return ''
     fmt = '%Y-%m-%d %H:%M:%S'
     t = datetime.datetime.fromtimestamp(float(epoch))
     return t.strftime(fmt)