diff --git a/tests/test_api.py b/tests/test_api.py
index 9aecf38..6902b1a 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -3,6 +3,7 @@
 import pytest
 import os
 import sys
+import math
 from decimal import Decimal
 
 from toml.decoder import InlineTableDict
@@ -103,6 +104,18 @@ class TestDict(dict, InlineTableDict):
     assert o == toml.loads(toml.dumps(o, encoder=encoder))
 
 
+@pytest.mark.parametrize(
+    'value', ['inf', 'nan', '+inf', '+nan', '-inf', '-nan', '+1']
+)
+def test_inline_numeric_values_match_regular_table(value):
+    expected = toml.loads('n = {}'.format(value))['n']
+    actual = toml.loads('t = {{n = {}}}'.format(value))['t']['n']
+    if math.isnan(expected):
+        assert math.isnan(actual)
+    else:
+        assert actual == expected
+
+
 def test_array_sep():
     encoder = toml.TomlArraySeparatorEncoder(separator=",\t")
     d = {"a": [1, 2, 3]}
diff --git a/toml/decoder.py b/toml/decoder.py
index cc59b8a..b6a6f9a 100644
--- a/toml/decoder.py
+++ b/toml/decoder.py
@@ -665,7 +665,8 @@ def load_inline_object(self, line, currentlevel, multikey=False,
                 raise ValueError("Invalid inline table encountered")
             value = value.strip()
             if ((value[0] == value[-1] and value[0] in ('"', "'")) or (
-                    value[0] in '-0123456789' or
+                    value[0] in '+-0123456789' or
+                    value.lower() in ('inf', 'nan') or
                     value in ('true', 'false') or
                     (value[0] == "[" and value[-1] == "]") or
                     (value[0] == '{' and value[-1] == '}'))):