diff --git a/CHANGELOG b/CHANGELOG
index fa5e39fcb5..d668b859d6 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,4 @@
+* Change range operator of search widget to be included
 * Explicitly set value of parent field
 
 Version 3.2.0 - 2014-04-21
diff --git a/doc/usage.rst b/doc/usage.rst
index 16f01203ca..166099518c 100644
--- a/doc/usage.rst
+++ b/doc/usage.rst
@@ -794,8 +794,7 @@ A range of number values can be set using `..`.
 
     For example: ``Amount: 100..500``
 
-    It will find all records with `Amount` between `100` and `500` (left
-    included and right excluded)
+    It will find all records with `Amount` between `100` and `500` included.
 
 There are two wildcards:
 
diff --git a/tryton/common/domain_parser.py b/tryton/common/domain_parser.py
index 935b2451f1..24e2eb8460 100644
--- a/tryton/common/domain_parser.py
+++ b/tryton/common/domain_parser.py
@@ -1082,7 +1082,7 @@ class DomainParser(object):
                             rvalue = convert_value(field, rvalue)
                             yield iter([
                                     (field_name, '>=', lvalue),
-                                    (field_name, '<', rvalue),
+                                    (field_name, '<=', rvalue),
                                     ])
                             continue
                     if isinstance(value, list):
@@ -1355,7 +1355,7 @@ def test_parse_clause():
         ]
     assert rlist(dom.parse_clause([('Integer', None, '3..5')])) == [[
             ('integer', '>=', 3),
-            ('integer', '<', 5),
+            ('integer', '<=', 5),
             ]]
     assert rlist(dom.parse_clause([('Reference', None, 'foo')])) == [
         ('reference', 'ilike', '%foo%'),
diff --git a/tryton/gui/window/view_form/view/screen_container.py b/tryton/gui/window/view_form/view/screen_container.py
index 4ce276216a..b07173260f 100644
--- a/tryton/gui/window/view_form/view/screen_container.py
+++ b/tryton/gui/window/view_form/view/screen_container.py
@@ -36,7 +36,7 @@ class Dates(gtk.HBox):
         elif from_:
             return '>=%s' % quote(from_)
         elif to:
-            return '<%s' % quote(to)
+            return '<=%s' % quote(to)
 
 
 class Selection(gtk.ScrolledWindow):