diff --git a/openquake/hazardlib/contexts.py b/openquake/hazardlib/contexts.py
index <HASH>..<HASH> 100644
--- a/openquake/hazardlib/contexts.py
+++ b/openquake/hazardlib/contexts.py
@@ -307,10 +307,9 @@ class ContextMaker(object):
     def disaggregate(self, sitecol, ruptures, iml4, truncnorm, epsilons,
                      monitor=Monitor()):
         """
-        Disaggregate (separate) PoE of `imldict` in different contributions
-        each coming from `n_epsilons` distribution bins.
+        Disaggregate (separate) PoE in different contributions.
 
-        :param sitecol: a SiteCollection
+        :param sitecol: a SiteCollection with N sites
         :param ruptures: an iterator over ruptures with the same TRT
         :param iml4: a 4d array of IMLs of shape (N, R, M, P)
         :param truncnorm: an instance of scipy.stats.truncnorm
Updated docstring [skip CI]


Former-commit-id: 3fbc4d<I>ed<I>a1c<I>f4bc<I>a<I>c