diff --git a/pyhocon/config_parser.py b/pyhocon/config_parser.py
index 9e20236..27366a5 100644
--- a/pyhocon/config_parser.py
+++ b/pyhocon/config_parser.py
@@ -236,7 +236,7 @@ class ConfigParser(object):
 
         value_expr = number_expr | true_expr | false_expr | null_expr | string_expr
 
-        include_expr = (Keyword("include", caseless=True).suppress() - (
+        include_expr = (Keyword("include", caseless=True).suppress() + (
             quoted_string | (
                 (Keyword('url') | Keyword('file')) - Literal('(').suppress() - quoted_string - Literal(')').suppress()))) \
             .setParseAction(include_config)

diff --git a/tests/test_config_parser.py b/tests/test_config_parser.py
index a0927f1..72d0114 100644
--- a/tests/test_config_parser.py
+++ b/tests/test_config_parser.py
@@ -1153,6 +1153,16 @@ class TestConfigParser(object):
             assert config['x'] == 42
             assert config['y'] == 42
 
+    def test_var_with_include_keyword(self):
+        config = ConfigFactory.parse_string(
+            """
+            include-database=true
+            """)
+
+        assert config == {
+            'include-database': True
+        }
+
     def test_substitution_override(self):
         config = ConfigFactory.parse_string(
             """

Syntax error while parsing variables of form include-blah-blah
Trying to parse the following config:
```
{
    include-other-stuff = true
}
```

with `conf = pyhocon.ConfigFactory.parse_file('/tmp/foo.conf')` results in the following stacktrace:

```
  File "/home/blah/blahblah.py", line 53, in <module>
    conf = pyhocon.ConfigFactory.parse_file('/tmp/foo.conf')
  File "/opt/anaconda3/lib/python3.4/site-packages/pyhocon/config_parser.py", line 48, in parse_file
    return ConfigFactory.parse_string(content, os.path.dirname(filename), resolve)
  File "/opt/anaconda3/lib/python3.4/site-packages/pyhocon/config_parser.py", line 87, in parse_string
    return ConfigParser().parse(content, basedir, resolve)
  File "/opt/anaconda3/lib/python3.4/site-packages/pyhocon/config_parser.py", line 269, in parse
    config = config_expr.parseString(content, parseAll=True)[0]
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 1125, in parseString
    raise exc
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 1115, in parseString
    loc, tokens = self._parse( instring, 0 )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 989, in _parseNoCache
    loc,tokens = self.parseImpl( instring, preloc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 2378, in parseImpl
    loc, exprtokens = e._parse( instring, loc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 989, in _parseNoCache
    loc,tokens = self.parseImpl( instring, preloc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 2483, in parseImpl
    ret = e._parse( instring, loc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 989, in _parseNoCache
    loc,tokens = self.parseImpl( instring, preloc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 2624, in parseImpl
    return self.expr._parse( instring, loc, doActions, callPreParse=False )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 989, in _parseNoCache
    loc,tokens = self.parseImpl( instring, preloc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 2361, in parseImpl
    loc, resultlist = self.exprs[0]._parse( instring, loc, doActions, callPreParse=False )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 989, in _parseNoCache
    loc,tokens = self.parseImpl( instring, preloc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 2369, in parseImpl
    loc, exprtokens = e._parse( instring, loc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 989, in _parseNoCache
    loc,tokens = self.parseImpl( instring, preloc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 2624, in parseImpl
    return self.expr._parse( instring, loc, doActions, callPreParse=False )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 989, in _parseNoCache
    loc,tokens = self.parseImpl( instring, preloc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 2739, in parseImpl
    loc, tmptokens = self.expr._parse( instring, preloc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 989, in _parseNoCache
    loc,tokens = self.parseImpl( instring, preloc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 2483, in parseImpl
    ret = e._parse( instring, loc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 989, in _parseNoCache
    loc,tokens = self.parseImpl( instring, preloc, doActions )
  File "/opt/anaconda3/lib/python3.4/site-packages/pyparsing.py", line 2374, in parseImpl
    raise ParseSyntaxException(pe)
pyparsing.ParseSyntaxException: Expected Re:('".*?"[ \t]*') (at char 13), (line:2, col:12)
```
tests/test_config_parser.py::TestConfigParser::test_var_with_include_keyword
tests/test_config_parser.py::TestConfigParser::test_bool_from_environment tests/test_config_parser.py::TestConfigParser::test_assign_strings_with_eol tests/test_config_parser.py::TestConfigParser::test_list_of_dicts_with_merge tests/test_config_parser.py::TestConfigParser::test_cascade_string_substitutions tests/test_config_parser.py::TestConfigParser::test_concat_multi_line_list tests/test_config_parser.py::TestConfigParser::test_fallback_self_ref_substitutions_merge tests/test_config_parser.py::TestConfigParser::test_unquoted_strings_with_ws tests/test_config_parser.py::TestConfigParser::test_substitution_flat_override tests/test_config_parser.py::TestConfigParser::test_dos_chars_with_float_noeol tests/test_config_parser.py::TestConfigParser::test_int_from_environment tests/test_config_parser.py::TestConfigParser::test_parse_override tests/test_config_parser.py::TestConfigParser::test_dos_chars_with_triple_quoted_string_noeol tests/test_config_parser.py::TestConfigParser::test_multiple_substitutions tests/test_config_parser.py::TestConfigParser::test_fallback_substitutions_overwrite tests/test_config_parser.py::TestConfigParser::test_fallback_self_ref_substitutions_concat_string tests/test_config_parser.py::TestConfigParser::test_include_dict_from_samples tests/test_config_parser.py::TestConfigParser::test_optional_substitution tests/test_config_parser.py::TestConfigParser::test_parse_with_comments tests/test_config_parser.py::TestConfigParser::test_cascade_optional_substitution tests/test_config_parser.py::TestConfigParser::test_self_ref_substitution_dict_path tests/test_config_parser.py::TestConfigParser::test_dict_substitutions tests/test_config_parser.py::TestConfigParser::test_list_substitutions tests/test_config_parser.py::TestConfigParser::test_assign_list_strings_with_eol tests/test_config_parser.py::TestConfigParser::test_parse_null tests/test_config_parser.py::TestConfigParser::test_int_substitutions tests/test_config_parser.py::TestConfigParser::test_assign_next_line tests/test_config_parser.py::TestConfigParser::test_fallback_self_ref_substitutions_append_plus_equals tests/test_config_parser.py::TestConfigParser::test_from_dict_with_dict tests/test_config_parser.py::TestConfigParser::test_string_substitutions tests/test_config_parser.py::TestConfigParser::test_self_ref_substitution_array tests/test_config_parser.py::TestConfigParser::test_parse_URL_from_samples tests/test_config_parser.py::TestConfigParser::test_quoted_key_with_dots tests/test_config_parser.py::TestConfigParser::test_concat_multi_line_dict tests/test_config_parser.py::TestConfigParser::test_non_compatible_substitution tests/test_config_parser.py::TestConfigParser::test_self_ref_substitiotion_dict_in_array tests/test_config_parser.py::TestConfigParser::test_substitution_list_with_append tests/test_config_parser.py::TestConfigParser::test_dos_chars_with_int_noeol tests/test_config_parser.py::TestConfigParser::test_list_element_substitution tests/test_config_parser.py::TestConfigParser::test_concat_dict tests/test_config_parser.py::TestConfigParser::test_plain_ordered_dict tests/test_config_parser.py::TestConfigParser::test_list_of_dicts tests/test_config_parser.py::TestConfigParser::test_issue_75 tests/test_config_parser.py::TestConfigParser::test_parse_with_enclosing_brace tests/test_config_parser.py::TestConfigParser::test_invalid_dict tests/test_config_parser.py::TestConfigParser::test_quoted_strings_with_ws tests/test_config_parser.py::TestConfigParser::test_assign_dict_strings_with_equal_sign_with_eol tests/test_config_parser.py::TestConfigParser::test_self_ref_substitution_string_opt_concat tests/test_config_parser.py::TestConfigParser::test_multiline_with_backslash tests/test_config_parser.py::TestConfigParser::test_self_append_nonexistent_object tests/test_config_parser.py::TestConfigParser::test_dotted_notation_merge tests/test_config_parser.py::TestConfigParser::test_include_substitution tests/test_config_parser.py::TestConfigParser::test_dict_merge tests/test_config_parser.py::TestConfigParser::test_quoted_unquoted_strings_with_ws tests/test_config_parser.py::TestConfigParser::test_parse_URL_from_invalid tests/test_config_parser.py::TestConfigParser::test_self_ref_substitution_dict_otherfield tests/test_config_parser.py::TestConfigParser::test_from_dict_with_nested_dict tests/test_config_parser.py::TestConfigParser::test_self_ref_substitution_dict_otherfield_merged_in tests/test_config_parser.py::TestConfigParser::test_dos_chars_with_quoted_string_noeol tests/test_config_parser.py::TestConfigParser::test_self_append_array tests/test_config_parser.py::TestConfigParser::test_substitutions_overwrite tests/test_config_parser.py::TestConfigParser::test_dos_chars_with_unquoted_string_noeol tests/test_config_parser.py::TestConfigParser::test_list_of_lists_with_merge tests/test_config_parser.py::TestConfigParser::test_substitution_cycle tests/test_config_parser.py::TestConfigParser::test_include_dict tests/test_config_parser.py::TestConfigParser::test_fallback_self_ref_substitutions_append tests/test_config_parser.py::TestConfigParser::test_self_ref_substitution_dict_recurse tests/test_config_parser.py::TestConfigParser::test_self_ref_substitution_dict_recurse2 tests/test_config_parser.py::TestConfigParser::test_self_ref_substitution_dict_otherfield_merged_in_mutual tests/test_config_parser.py::TestConfigParser::test_missing_config tests/test_config_parser.py::TestConfigParser::test_concat_string tests/test_config_parser.py::TestConfigParser::test_concat_list tests/test_config_parser.py::TestConfigParser::test_self_merge_ref_substitutions_object2 tests/test_config_parser.py::TestConfigParser::test_self_append_object tests/test_config_parser.py::TestConfigParser::test_self_append_nonexistent_array tests/test_config_parser.py::TestConfigParser::test_assign_list_numbers_with_eol tests/test_config_parser.py::TestConfigParser::test_self_ref_substitution_dict_recurse_part tests/test_config_parser.py::TestConfigParser::test_self_ref_substitution_dict_path_hide tests/test_config_parser.py::TestConfigParser::test_string_substitutions_with_no_space tests/test_config_parser.py::TestConfigParser::test_list_of_lists tests/test_config_parser.py::TestConfigParser::test_parse_with_enclosing_square_bracket tests/test_config_parser.py::TestConfigParser::test_self_ref_substitution_object tests/test_config_parser.py::TestConfigParser::test_multi_line_escape tests/test_config_parser.py::TestConfigParser::test_assign_number_with_eol tests/test_config_parser.py::TestConfigParser::test_one_line_quote_escape tests/test_config_parser.py::TestConfigParser::test_self_ref_substitution_array_to_dict tests/test_config_parser.py::TestConfigParser::test_include_list tests/test_config_parser.py::TestConfigParser::test_comma_to_separate_expr tests/test_config_parser.py::TestConfigParser::test_substitution_list_with_append_substitution tests/test_config_parser.py::TestConfigParser::test_quoted_unquoted_strings_with_ws_substitutions tests/test_config_parser.py::TestConfigParser::test_non_existent_substitution tests/test_config_parser.py::TestConfigParser::test_self_append_string tests/test_config_parser.py::TestConfigParser::test_substitution_nested_override tests/test_config_parser.py::TestConfigParser::test_object_concat tests/test_config_parser.py::TestConfigParser::test_fallback_substitutions_overwrite_file tests/test_config_parser.py::TestConfigParser::test_assign_dict_strings_no_equal_sign_with_eol tests/test_config_parser.py::TestConfigParser::test_self_ref_substitution_dict_merge tests/test_config_parser.py::TestConfigParser::test_bad_concat tests/test_config_parser.py::TestConfigParser::test_string_from_environment tests/test_config_parser.py::TestConfigParser::test_object_field_substitution tests/test_config_parser.py::TestConfigParser::test_invalid_assignment tests/test_config_parser.py::TestConfigParser::test_parse_simple_value tests/test_config_parser.py::TestConfigParser::test_self_merge_ref_substitutions_object tests/test_config_parser.py::TestConfigParser::test_self_append_non_existent_string tests/test_config_parser.py::TestConfigParser::test_self_merge_ref_substitutions_object3 tests/test_config_parser.py::TestConfigParser::test_substitution_override tests/test_config_parser.py::TestConfigParser::test_from_dict_with_ordered_dict tests/test_config_parser.py::TestConfigParser::test_concat_multi_line_string