diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index d0cee00..dfcb5f2 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -25,7 +25,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install pytest
-        pip install -r requirements_prod.txt
+        pip install -r requirements.txt
         python setup.py install
     - name: Lint with flake8
       run: |
diff --git a/.gitignore b/.gitignore
index 7609cdd..c541cef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 .idea
+.tox
 *.pyc
 json2xml.egg-info
 build
diff --git a/json2xml/__init__.py b/json2xml/__init__.py
index 9ce7d06..37a8652 100644
--- a/json2xml/__init__.py
+++ b/json2xml/__init__.py
@@ -4,7 +4,7 @@
 
 __author__ = """Vinit Kumar"""
 __email__ = "mail@vinitkumar.me"
-__version__ = "3.7.0"
+__version__ = "3.8.0"
 
 
 # from .utils import readfromurl, readfromstring, readfromjson
diff --git a/json2xml/dicttoxml.py b/json2xml/dicttoxml.py
index 43b8e10..445fb49 100755
--- a/json2xml/dicttoxml.py
+++ b/json2xml/dicttoxml.py
@@ -5,8 +5,7 @@
 import logging
 import numbers
 from random import randint
-from xml.dom.minidom import parseString
-
+from defusedxml.minidom import parseString
 
 from typing import Dict, Any
 
diff --git a/json2xml/json2xml.py b/json2xml/json2xml.py
index 6129a4d..624870d 100644
--- a/json2xml/json2xml.py
+++ b/json2xml/json2xml.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 from typing import Optional, Any
-from xml.dom.minidom import parseString
+from defusedxml.minidom import parseString
 from json2xml import dicttoxml
 
 
diff --git a/requirements.in b/requirements.in
new file mode 100644
index 0000000..2fa158e
--- /dev/null
+++ b/requirements.in
@@ -0,0 +1,5 @@
+requests>=2.20.0
+defusedxml==0.7.1
+pytest
+xmltodict
+
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..4802459
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,44 @@
+#
+# This file is autogenerated by pip-compile with python 3.7
+# To update, run:
+#
+#    pip-compile
+#
+attrs==21.2.0
+    # via pytest
+certifi==2021.5.30
+    # via requests
+charset-normalizer==2.0.6
+    # via requests
+defusedxml==0.7.1
+    # via -r requirements.in
+idna==3.2
+    # via requests
+importlib-metadata==4.8.1
+    # via
+    #   pluggy
+    #   pytest
+iniconfig==1.1.1
+    # via pytest
+packaging==21.0
+    # via pytest
+pluggy==1.0.0
+    # via pytest
+py==1.10.0
+    # via pytest
+pyparsing==2.4.7
+    # via packaging
+pytest==6.2.5
+    # via -r requirements.in
+requests==2.26.0
+    # via -r requirements.in
+toml==0.10.2
+    # via pytest
+typing-extensions==3.10.0.2
+    # via importlib-metadata
+urllib3==1.26.7
+    # via requests
+xmltodict==0.12.0
+    # via -r requirements.in
+zipp==3.6.0
+    # via importlib-metadata
diff --git a/requirements_dev.txt b/requirements_dev.txt
deleted file mode 100644
index dbb5650..0000000
--- a/requirements_dev.txt
+++ /dev/null
@@ -1,18 +0,0 @@
-pip==19.2
-bumpversion==0.5.3
-wheel==0.32.1
-watchdog==0.9.0
-flake8==3.5.0
-tox==3.5.2
-Sphinx==1.8.1
-twine==1.12.1
-dict2xml==1.5
-six==1.11.0
-lxml==4.6.3
-requests>=2.20.0
-coverage==4.0.3
-xmltodict==0.11.0
-python-coveralls==2.9.1
-
-
-
diff --git a/requirements_prod.txt b/requirements_prod.txt
deleted file mode 100644
index d1dd541..0000000
--- a/requirements_prod.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-requests>=2.20.0
-
diff --git a/setup.py b/setup.py
index a1a3d94..eb96dbc 100644
--- a/setup.py
+++ b/setup.py
@@ -12,7 +12,7 @@
 with open("HISTORY.rst") as history_file:
     history = history_file.read()
 
-requirements = [open("requirements_prod.txt").read()]
+requirements = [open("requirements.txt").read()]
 
 setup_requirements = []
 
diff --git a/tox.ini b/tox.ini
index 29887f8..29b310c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,11 +1,11 @@
 [tox]
-envlist = py27, py34, py35, py36, flake8
+envlist = py38, py39, py310
 
 [travis]
 python =
-    3.6: py36
-    3.5: py35
-    3.4: py34
+    3.9: py39
+    3.8: py38
+    3.10: py310
     2.7: py27
 
 [testenv:flake8]