diff --git a/CHANGELOG.md b/CHANGELOG.md
index ec268bb..c5702b4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+3.7.1
+-----
+
+- Require `elasticsearch>=6.3.0,<7.0.0` and `elasticsearch-dsl>=6.2.1,<7.0.0`
+- Update for class changes in `elasticsearch-dsl` `6.2.0`
+
 3.7.0
 -----
 
diff --git a/parsedmarc/__init__.py b/parsedmarc/__init__.py
index 0a5c71f..6dcd87a 100644
--- a/parsedmarc/__init__.py
+++ b/parsedmarc/__init__.py
@@ -43,7 +43,7 @@ import imapclient.exceptions
 import dateparser
 import mailparser
 
-__version__ = "3.7.0"
+__version__ = "3.7.1"
 
 logger = logging.getLogger(__name__)
 logger.setLevel(logging.INFO)
diff --git a/parsedmarc/elastic.py b/parsedmarc/elastic.py
index 731db11..d06db68 100644
--- a/parsedmarc/elastic.py
+++ b/parsedmarc/elastic.py
@@ -38,8 +38,8 @@ class _SPFResult(InnerDoc):
 
 
 class _AggregateReportDoc(DocType):
-    class Meta:
-        index = "dmarc_aggregate"
+    class Index:
+        name = "dmarc_aggregate"
 
     xml_schema = Text()
     org_name = Text()
@@ -134,8 +134,8 @@ class _ForensicSampleDoc(InnerDoc):
 
 
 class _ForensicReportDoc(DocType):
-    class Meta:
-        index = "dmarc_forensic"
+    class Index:
+        name = "dmarc_forensic"
 
     feedback_type = Text()
     user_agent = Text()
diff --git a/requirements.txt b/requirements.txt
index 2a40848..7ca2497 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,8 +7,8 @@ dnspython
 imapclient
 mail-parser
 dateparser
-elasticsearch
-elasticsearch-dsl
+elasticsearch>=6.3.0,<7.0.0
+elasticsearch-dsl>=6.2.1,<7.0.0
 flake8
 sphinx
 sphinx_rtd_theme
diff --git a/setup.py b/setup.py
index cc49367..13dd807 100644
--- a/setup.py
+++ b/setup.py
@@ -14,7 +14,7 @@ from setuptools import setup
 from codecs import open
 from os import path
 
-__version__ = "3.7.0"
+__version__ = "3.7.1"
 description = "A Python package and CLI for parsing aggregate and " \
               "forensic DMARC reports"
 
@@ -93,7 +93,8 @@ setup(
     # https://packaging.python.org/en/latest/requirements.html
     install_requires=['dnspython', 'publicsuffix', 'xmltodict', 'geoip2',
                       'dnspython', 'imapclient', 'mail-parser', 'dateparser',
-                      'elasticsearch', 'elasticsearch-dsl'
+                      'elasticsearch>=6.3.0,<7.0.0',
+                      'elasticsearch-dsl>=6.2.1,<7.0.0'
                       ],
 
     entry_points={