diff --git a/nbreproduce/__init__.py b/nbreproduce/__init__.py
index 73102e5..75d2df4 100644
--- a/nbreproduce/__init__.py
+++ b/nbreproduce/__init__.py
@@ -2,4 +2,4 @@
 
 __author__ = """Mridul Seth"""
 __email__ = "seth.mridul@gmail.com"
-__version__ = "0.3.0"
+__version__ = "0.4.0"
diff --git a/setup.cfg b/setup.cfg
index 40e53a8..9716fd0 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.3.0
+current_version = 0.4.0
 commit = True
 tag = True
 
diff --git a/setup.py b/setup.py
index 2adb8c6..f65f908 100644
--- a/setup.py
+++ b/setup.py
@@ -19,15 +19,13 @@
 setup(
     author="Mridul Seth",
     author_email='seth.mridul@gmail.com',
-    python_requires='>=3.5',
+    python_requires='>=3.7',
     classifiers=[
         'Development Status :: 2 - Pre-Alpha',
         'Intended Audience :: Developers',
         'License :: OSI Approved :: BSD License',
         'Natural Language :: English',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.5',
-        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
     ],
@@ -49,6 +47,6 @@
     test_suite='tests',
     tests_require=test_requirements,
     url='https://github.com/MridulS/nbreproduce',
-    version='0.3.0',
+    version='0.4.0',
     zip_safe=False,
 )