diff --git a/app/corpora/cqi/models/subcorpora.py b/app/corpora/cqi/models/subcorpora.py
index 0e774db0..e84ae2ca 100644
--- a/app/corpora/cqi/models/subcorpora.py
+++ b/app/corpora/cqi/models/subcorpora.py
@@ -82,7 +82,8 @@ class Subcorpus:
                 match = {'lc': lc, 'c': c, 'rc': rc}
             matches.append(match)
         lookups = self.corpus.lookups_by_cpos(cpos_list)
-        return {'matches': matches, **lookups}
+        return {'cpos_ranges': (not expand_lists), 'matches': matches,
+                **lookups}
 
     def fdist_1(self, cutoff, field, attribute):
         return self.client.api.cqp_fdist_1(self._name, cutoff,