diff --git a/CHANGELOG b/CHANGELOG
index a2ff373f02..e71e423138 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,4 @@
+* Add help text to Dict keys
 * Update button_action with returned values
 * Use direct access to backend classes
 * Add weasyprint support
diff --git a/doc/ref/models/models.rst b/doc/ref/models/models.rst
index 7caa03274f..d06740ce30 100644
--- a/doc/ref/models/models.rst
+++ b/doc/ref/models/models.rst
@@ -618,6 +618,11 @@ Class attributes are:
     The definition of the :class:`trytond.model.fields.Char` field for the
     string of the key.
 
+.. attribute:: DictSchemaMixin.help
+
+    The definition of the :class:`trytond.model.fields.Char` field used as the
+    help text for the key.
+
 .. attribute:: DictSchemaMixin.type\_
 
     The definition of the :class:`trytond.model.fields.Selection` field for the
diff --git a/trytond/ir/message.xml b/trytond/ir/message.xml
index b0a1d622d1..53e6f94d59 100644
--- a/trytond/ir/message.xml
+++ b/trytond/ir/message.xml
@@ -60,6 +60,9 @@ this repository contains the full copyright notices and license terms. -->
         <record model="ir.message" id="msg_dict_schema_string">
             <field name="text">String</field>
         </record>
+        <record model="ir.message" id="msg_dict_schema_help">
+            <field name="text">Help</field>
+        </record>
         <record model="ir.message" id="msg_dict_schema_type">
             <field name="text">Type</field>
         </record>
diff --git a/trytond/model/dictschema.py b/trytond/model/dictschema.py
index ad07eede57..d9aaaa9238 100644
--- a/trytond/model/dictschema.py
+++ b/trytond/model/dictschema.py
@@ -30,6 +30,9 @@ class DictSchemaMixin(object):
     string = fields.Char(
         lazy_gettext('ir.msg_dict_schema_string'),
         translate=True, required=True)
+    help = fields.Text(
+        lazy_gettext('ir.msg_dict_schema_help'),
+        translate=True)
     type_ = fields.Selection([
             ('boolean', lazy_gettext('ir.msg_dict_schema_boolean')),
             ('integer', lazy_gettext('ir.msg_dict_schema_integer')),
@@ -139,6 +142,7 @@ class DictSchemaMixin(object):
                 'id': record.id,
                 'name': record.name,
                 'string': record.string,
+                'help': record.help,
                 'type': record.type_,
                 'domain': record.domain,
                 'sequence': getattr(record, 'sequence', record.name),