diff --git a/themis/search/indexer.py b/themis/search/indexer.py
index 15bc32f..25d0ec7 100644
--- a/themis/search/indexer.py
+++ b/themis/search/indexer.py
@@ -196,18 +196,25 @@ def contactFuzzyIndexer(obj):
         v = getattr(obj, attr)
         if not v:
             continue
-        v = v[0]
-        if ':' in v:
-            src = ContactsSource()
-            try:
-                r = src.fastGetTitleByToken(obj, v)
-            except KeyError:
-                return v.split(':')[1:]
-            if not type(r) is unicode:
-                r = unicode(r, 'utf-8')
-            return r
-        else:
-            return v
+
+        # it may happen there are several items, merge all of them into a
+        # single value
+        result = []
+        for contact in v:
+            if ':' in contact:
+                src = ContactsSource()
+                try:
+                    r = src.fastGetTitleByToken(obj, contact)
+                except KeyError:
+                    result.append(contact.split(':')[1:])
+                    continue
+                if not type(r) is unicode:
+                    r = unicode(r, 'utf-8')
+                result.append(r)
+            else:
+                result.append(contact)
+        if result:
+            return u' '.join(result)
     return None
 
 grok.global_adapter(contactFuzzyIndexer, name="mailContactFuzzy")