diff --git a/graphene/types/enum.py b/graphene/types/enum.py
index 3bff137c..a6575cea 100644
--- a/graphene/types/enum.py
+++ b/graphene/types/enum.py
@@ -3,6 +3,7 @@ from collections import OrderedDict
 import six
 
 from ..utils.is_base_type import is_base_type
+from ..utils.trim_docstring import trim_docstring
 from .options import Options
 from .unmountedtype import UnmountedType
 
@@ -23,7 +24,7 @@ class EnumTypeMeta(type):
         options = Options(
             attrs.pop('Meta', None),
             name=name,
-            description=attrs.get('__doc__'),
+            description=trim_docstring(attrs.get('__doc__')),
             enum=None,
         )
         if not options.enum:
diff --git a/graphene/types/inputobjecttype.py b/graphene/types/inputobjecttype.py
index cbc13f95..1796988a 100644
--- a/graphene/types/inputobjecttype.py
+++ b/graphene/types/inputobjecttype.py
@@ -1,6 +1,7 @@
 import six
 
 from ..utils.is_base_type import is_base_type
+from ..utils.trim_docstring import trim_docstring
 from .abstracttype import AbstractTypeMeta
 from .inputfield import InputField
 from .options import Options
@@ -19,7 +20,7 @@ class InputObjectTypeMeta(AbstractTypeMeta):
         options = Options(
             attrs.pop('Meta', None),
             name=name,
-            description=attrs.get('__doc__'),
+            description=trim_docstring(attrs.get('__doc__')),
             local_fields=None,
         )
 
diff --git a/graphene/types/interface.py b/graphene/types/interface.py
index cc8361e6..f0980b6c 100644
--- a/graphene/types/interface.py
+++ b/graphene/types/interface.py
@@ -1,6 +1,7 @@
 import six
 
 from ..utils.is_base_type import is_base_type
+from ..utils.trim_docstring import trim_docstring
 from .abstracttype import AbstractTypeMeta
 from .field import Field
 from .options import Options
@@ -18,7 +19,7 @@ class InterfaceMeta(AbstractTypeMeta):
         options = Options(
             attrs.pop('Meta', None),
             name=name,
-            description=attrs.get('__doc__'),
+            description=trim_docstring(attrs.get('__doc__')),
             local_fields=None,
         )
 
diff --git a/graphene/types/objecttype.py b/graphene/types/objecttype.py
index f06dbf5e..9b9e1005 100644
--- a/graphene/types/objecttype.py
+++ b/graphene/types/objecttype.py
@@ -3,6 +3,7 @@ from collections import OrderedDict
 import six
 
 from ..utils.is_base_type import is_base_type
+from ..utils.trim_docstring import trim_docstring
 from .abstracttype import AbstractTypeMeta
 from .field import Field
 from .interface import Interface
@@ -22,7 +23,7 @@ class ObjectTypeMeta(AbstractTypeMeta):
         options = _meta or Options(
             attrs.pop('Meta', None),
             name=name,
-            description=attrs.get('__doc__'),
+            description=trim_docstring(attrs.get('__doc__')),
             interfaces=(),
             local_fields=OrderedDict(),
         )
diff --git a/graphene/types/scalars.py b/graphene/types/scalars.py
index 6f07c91c..e1ff80d3 100644
--- a/graphene/types/scalars.py
+++ b/graphene/types/scalars.py
@@ -1,9 +1,9 @@
 import six
-
 from graphql.language.ast import (BooleanValue, FloatValue, IntValue,
                                   StringValue)
 
 from ..utils.is_base_type import is_base_type
+from ..utils.trim_docstring import trim_docstring
 from .options import Options
 from .unmountedtype import UnmountedType
 
@@ -19,7 +19,7 @@ class ScalarTypeMeta(type):
         options = Options(
             attrs.pop('Meta', None),
             name=name,
-            description=attrs.get('__doc__'),
+            description=trim_docstring(attrs.get('__doc__')),
         )
 
         return type.__new__(cls, name, bases, dict(attrs, _meta=options))
diff --git a/graphene/types/union.py b/graphene/types/union.py
index e36086d0..d4af88ed 100644
--- a/graphene/types/union.py
+++ b/graphene/types/union.py
@@ -1,6 +1,7 @@
 import six
 
 from ..utils.is_base_type import is_base_type
+from ..utils.trim_docstring import trim_docstring
 from .options import Options
 from .unmountedtype import UnmountedType
 
@@ -16,7 +17,7 @@ class UnionMeta(type):
         options = Options(
             attrs.pop('Meta', None),
             name=name,
-            description=attrs.get('__doc__'),
+            description=trim_docstring(attrs.get('__doc__')),
             types=(),
         )