diff --git a/wcs/admin/settings.py b/wcs/admin/settings.py
index 74264fa8e..8f584ab7f 100644
--- a/wcs/admin/settings.py
+++ b/wcs/admin/settings.py
@@ -1042,7 +1042,7 @@ class SettingsDirectory(QommonSettingsDirectory):
                     if not os.path.exists(path):
                         continue
                     for f in os.listdir(path):
-                        if f == '.indexes':
+                        if f in ('.indexes', '.max_id'):
                             continue
                         z.write(os.path.join(path, f), os.path.join(d, f))
                 if 'datasources' in self.dirs:
diff --git a/wcs/publisher.py b/wcs/publisher.py
index a43971b3e..3b88f9091 100644
--- a/wcs/publisher.py
+++ b/wcs/publisher.py
@@ -203,7 +203,7 @@ class WcsPublisher(QommonPublisher):
             return rv
 
         for f in z.namelist():
-            if '.indexes' in f:
+            if f in ('.indexes', '.max_id'):
                 continue
             if os.path.dirname(f) in (
                 'formdefs_xml',