diff --git a/lib/coll.gi b/lib/coll.gi index 2bf23b5aec..105ca3c18f 100644 --- a/lib/coll.gi +++ b/lib/coll.gi @@ -2473,6 +2473,9 @@ InstallGlobalFunction( Intersection, function ( arg ) # unravel the argument list if necessary if Length(arg) = 1 then arg := arg[1]; + if IsEmpty(arg) then + return []; + fi; fi; # start with the first domain or list