diff --git a/lib/ansible/module_utils/ec2.py b/lib/ansible/module_utils/ec2.py
index 52095910f7..26a54a4b36 100755
--- a/lib/ansible/module_utils/ec2.py
+++ b/lib/ansible/module_utils/ec2.py
@@ -618,5 +618,5 @@ def map_complex_type(complex_type, type_map):
                 complex_type[i],
                 type_map))
     elif type_map:
-        return vars(globals()['__builtins__'])[type_map](complex_type)
+        return globals()['__builtins__'][type_map](complex_type)
     return new_type
diff --git a/test/units/modules/cloud/amazon/test_ec2_utils.py b/test/units/modules/cloud/amazon/test_ec2_utils.py
new file mode 100644
index 0000000000..bceb12126e
--- /dev/null
+++ b/test/units/modules/cloud/amazon/test_ec2_utils.py
@@ -0,0 +1,12 @@
+import unittest
+
+from ansible.module_utils.ec2 import map_complex_type
+
+
+class Ec2Utils(unittest.TestCase):
+    def test_map_complex_type_over_dict(self):
+        complex_type = {'minimum_healthy_percent': "75", 'maximum_percent': "150"}
+        type_map = {'minimum_healthy_percent': 'int', 'maximum_percent': 'int'}
+        complex_type_mapped = map_complex_type(complex_type, type_map)
+        complex_type_expected = {'minimum_healthy_percent': 75, 'maximum_percent': 150}
+        self.assertEqual(complex_type_mapped, complex_type_expected)