diff --git a/frappy_psi/sea.py b/frappy_psi/sea.py
index f8a8f9e..49c81cb 100644
--- a/frappy_psi/sea.py
+++ b/frappy_psi/sea.py
@@ -545,6 +545,16 @@ class SeaModule(Module):
             attributes['visibility'] = 2
         elif base.count('/') > 1:
             attributes['visibility'] = 2
+        # check for ambiguous names. candidates are either the last item
+        # of the path or the full path (underscore separated)
+        simple_names = {k: 1 for k in cls.accessibles}
+        for paramdesc in params:
+            path = paramdesc['path']
+            if path:
+                pathlist = path.split('/')
+                if 'key' not in paramdesc:
+                    pname = pathlist[-1]
+                    simple_names[pname] = simple_names.get(pname, 0) + 1
         for paramdesc in params:
             path = paramdesc['path']
             readonly = paramdesc.get('readonly', True)
@@ -564,11 +574,11 @@ class SeaModule(Module):
                             kwds['group'] = 'more'
                     else:
                         kwds['group'] = pathlist[-2]
-                # flatten path to parameter name
-                for i in reversed(range(len(pathlist))):
-                    key = '_'.join(pathlist[i:])
-                    if not key in cls.accessibles:
-                        break
+                    # take short name if unique
+                    if simple_names[pathlist[-1]] == 1:
+                        key = pathlist[-1]
+                    else:
+                        key = '_'.join(pathlist)
                 if key == 'is_running':
                     kwds['export'] = False
             if key == 'target' and kwds.get('group') == 'more':