diff --git a/.travis.yml b/.travis.yml
index 099afe7..3ae62d5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,9 +2,10 @@ language: python
 
 python:
   - "2.7"
-  - "3.4"
   - "3.5"
   - "3.6"
+  - "3.7"
+  - "3.8-dev"
 
 install:
   - pip install -r requirements.txt
diff --git a/README.md b/README.md
index 8c18a16..dd44b82 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@
 
 ## Installation
 
-This library requires Python 2.7 or 3.3 to 3.6.
+This library requires Python 2.7 or 3.5 to 3.8.
 
 ```sh
 pip install chartmogul
diff --git a/chartmogul/__init__.py b/chartmogul/__init__.py
index 6094751..e7b96ed 100644
--- a/chartmogul/__init__.py
+++ b/chartmogul/__init__.py
@@ -24,12 +24,12 @@
 
 Provides convenient Python bindings for ChartMogul's API.
 
-:copyright: (c) 2017 by ChartMogul Ltd.
+:copyright: (c) 2019 by ChartMogul Ltd.
 :license: MIT, see LICENSE for more details.
 """
 
 __title__ = 'chartmogul'
-__version__ = '1.2.5'
+__version__ = '1.3.0'
 __build__ = 0x000000
 __author__ = 'ChartMogul Ltd'
 __license__ = 'MIT'
diff --git a/setup.py b/setup.py
index a7a5f64..29c668f 100644
--- a/setup.py
+++ b/setup.py
@@ -21,10 +21,14 @@
     'future>=0.16.0',
 ]
 test_requirements = [
+    # This is needed to circumvent a vcrpy dependency problem And can be
+    # deleted once it is solved.
+    'yarl; python_version>"3.5"',
+    'yarl<1.4; python_version=="3.5"',
+
     'mock>=1.0.1',
     'requests-mock>=1.3.0',
     'vcrpy>=1.11.1',
-    'httpretty>=0.9.5',
     'PyYAML>=5.1.2',
     'httpretty>=0.9.6',
     'wrapt>=1.11.2'
@@ -56,4 +60,14 @@
     tests_require=test_requirements,
     test_suite="test",
     extras_require={},
+    classifiers=[
+        'Programming Language :: Python',
+        'Programming Language :: Python :: 2',
+        'Programming Language :: Python :: 2.7',
+        'Programming Language :: Python :: 3',
+        'Programming Language :: Python :: 3.5',
+        'Programming Language :: Python :: 3.6',
+        'Programming Language :: Python :: 3.7',
+        'Programming Language :: Python :: 3.8'
+    ]
 )