diff --git a/doc/efun/unique_array b/doc/efun/unique_array
index d77f2fc..72da0b0 100644
--- a/doc/efun/unique_array
+++ b/doc/efun/unique_array
@@ -1,7 +1,10 @@
 SYNOPSIS
-        mixed unique_array(object *obj, string|closure fun)
-        mixed unique_array(object *obj, string|closure fun, mixed skip)
-        mixed unique_array(object *obj, string|closure fun, mixed extra...
+        <object|lwobject>** unique_array(<object|lwobject> *obj
+                                      , string|closure fun)
+        <object|lwobject>** unique_array(<object|lwobject> *obj
+                                      , string|closure fun, mixed skip)
+        <object|lwobject>** unique_array(<object|lwobject> *obj
+                                      , string|closure fun, mixed extra...
                                       , mixed skip)
 
 BESCHREIBUNG