diff --git a/graphene/types/datetime.py b/graphene/types/datetime.py
index ca96547f..fecdd88a 100644
--- a/graphene/types/datetime.py
+++ b/graphene/types/datetime.py
@@ -3,7 +3,7 @@ from __future__ import absolute_import
 import datetime
 
 from aniso8601 import parse_date, parse_datetime, parse_time
-from graphql.language import ast
+from graphql.language.ast import StringValueNode
 
 from .scalars import Scalar
 
@@ -26,7 +26,7 @@ class Date(Scalar):
 
     @classmethod
     def parse_literal(cls, node):
-        if isinstance(node, ast.StringValue):
+        if isinstance(node, StringValueNode):
             return cls.parse_value(node.value)
 
     @staticmethod
@@ -56,7 +56,7 @@ class DateTime(Scalar):
 
     @classmethod
     def parse_literal(cls, node):
-        if isinstance(node, ast.StringValue):
+        if isinstance(node, StringValueNode):
             return cls.parse_value(node.value)
 
     @staticmethod
@@ -86,7 +86,7 @@ class Time(Scalar):
 
     @classmethod
     def parse_literal(cls, node):
-        if isinstance(node, ast.StringValue):
+        if isinstance(node, StringValueNode):
             return cls.parse_value(node.value)
 
     @classmethod
diff --git a/graphene/types/decimal.py b/graphene/types/decimal.py
index 2f99134d..10a2609a 100644
--- a/graphene/types/decimal.py
+++ b/graphene/types/decimal.py
@@ -2,7 +2,7 @@ from __future__ import absolute_import
 
 from decimal import Decimal as _Decimal
 
-from graphql.language import ast
+from graphql.language.ast import StringValueNode
 
 from .scalars import Scalar
 
@@ -23,7 +23,7 @@ class Decimal(Scalar):
 
     @classmethod
     def parse_literal(cls, node):
-        if isinstance(node, ast.StringValue):
+        if isinstance(node, StringValueNode):
             return cls.parse_value(node.value)
 
     @staticmethod
diff --git a/graphene/types/generic.py b/graphene/types/generic.py
index e5470dd9..5d1a6c4b 100644
--- a/graphene/types/generic.py
+++ b/graphene/types/generic.py
@@ -1,12 +1,12 @@
 from __future__ import unicode_literals
 
 from graphql.language.ast import (
-    BooleanValue,
-    FloatValue,
-    IntValue,
-    ListValue,
-    ObjectValue,
-    StringValue,
+    BooleanValueNode,
+    FloatValueNode,
+    IntValueNode,
+    ListValueNode,
+    ObjectValueNode,
+    StringValueNode,
 )
 
 from graphene.types.scalars import MAX_INT, MIN_INT
@@ -30,17 +30,17 @@ class GenericScalar(Scalar):
 
     @staticmethod
     def parse_literal(ast):
-        if isinstance(ast, (StringValue, BooleanValue)):
+        if isinstance(ast, (StringValueNode, BooleanValueNode)):
             return ast.value
-        elif isinstance(ast, IntValue):
+        elif isinstance(ast, IntValueNode):
             num = int(ast.value)
             if MIN_INT <= num <= MAX_INT:
                 return num
-        elif isinstance(ast, FloatValue):
+        elif isinstance(ast, FloatValueNode):
             return float(ast.value)
-        elif isinstance(ast, ListValue):
+        elif isinstance(ast, ListValueNode):
             return [GenericScalar.parse_literal(value) for value in ast.values]
-        elif isinstance(ast, ObjectValue):
+        elif isinstance(ast, ObjectValueNode):
             return {
                 field.name.value: GenericScalar.parse_literal(field.value)
                 for field in ast.fields
diff --git a/graphene/types/json.py b/graphene/types/json.py
index 495943a9..f21f92ce 100644
--- a/graphene/types/json.py
+++ b/graphene/types/json.py
@@ -2,7 +2,7 @@ from __future__ import absolute_import
 
 import json
 
-from graphql.language import ast
+from graphql.language.ast import StringValueNode
 
 from .scalars import Scalar
 
@@ -16,7 +16,7 @@ class JSONString(Scalar):
 
     @staticmethod
     def parse_literal(node):
-        if isinstance(node, ast.StringValue):
+        if isinstance(node, StringValueNode):
             return json.loads(node.value)
 
     @staticmethod
diff --git a/graphene/types/scalars.py b/graphene/types/scalars.py
index b9cb1aa0..245fa570 100644
--- a/graphene/types/scalars.py
+++ b/graphene/types/scalars.py
@@ -1,6 +1,11 @@
 from typing import Any
 
-from graphql.language.ast import BooleanValue, FloatValue, IntValue, StringValue
+from graphql.language.ast import (
+    BooleanValueNode,
+    FloatValueNode,
+    IntValueNode,
+    StringValueNode,
+)
 
 from .base import BaseOptions, BaseType
 from .unmountedtype import UnmountedType
@@ -71,7 +76,7 @@ class Int(Scalar):
 
     @staticmethod
     def parse_literal(ast):
-        if isinstance(ast, IntValue):
+        if isinstance(ast, IntValueNode):
             num = int(ast.value)
             if MIN_INT <= num <= MAX_INT:
                 return num
@@ -97,7 +102,7 @@ class Float(Scalar):
 
     @staticmethod
     def parse_literal(ast):
-        if isinstance(ast, (FloatValue, IntValue)):
+        if isinstance(ast, (FloatValueNode, IntValueNode)):
             return float(ast.value)
 
 
@@ -119,7 +124,7 @@ class String(Scalar):
 
     @staticmethod
     def parse_literal(ast):
-        if isinstance(ast, StringValue):
+        if isinstance(ast, StringValueNode):
             return ast.value
 
 
@@ -133,7 +138,7 @@ class Boolean(Scalar):
 
     @staticmethod
     def parse_literal(ast):
-        if isinstance(ast, BooleanValue):
+        if isinstance(ast, BooleanValueNode):
             return ast.value
 
 
@@ -151,5 +156,5 @@ class ID(Scalar):
 
     @staticmethod
     def parse_literal(ast):
-        if isinstance(ast, (StringValue, IntValue)):
+        if isinstance(ast, (StringValueNode, IntValueNode)):
             return ast.value
diff --git a/graphene/types/uuid.py b/graphene/types/uuid.py
index f55e7a85..c31b0a8c 100644
--- a/graphene/types/uuid.py
+++ b/graphene/types/uuid.py
@@ -1,7 +1,7 @@
 from __future__ import absolute_import
 from uuid import UUID as _UUID
 
-from graphql.language import ast
+from graphql.language.ast import StringValueNode
 
 from .scalars import Scalar
 
@@ -21,7 +21,7 @@ class UUID(Scalar):
 
     @staticmethod
     def parse_literal(node):
-        if isinstance(node, ast.StringValue):
+        if isinstance(node, StringValueNode):
             return _UUID(node.value)
 
     @staticmethod