diff --git a/meta/main.yml b/meta/main.yml
index cf277a9..0541c6b 100644
--- a/meta/main.yml
+++ b/meta/main.yml
@@ -17,6 +17,9 @@ galaxy_info:
     - name: EL
       versions:
         - 7
+    - name: CentOS
+      versions:
+        - 7.2
 
   galaxy_tags:
     - networking
diff --git a/tasks/main.yml b/tasks/main.yml
index 0ecbfcc..0ea78a7 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -38,6 +38,13 @@
       - pip
     tags: install
 
+  - name: Install pycparser
+    # https://community.letsencrypt.org/t/certbot-auto-fails-while-setting-up-virtual-environment-complains-about-package-hashes/20529/22
+    pip: virtualenv="{{ letsencrypt_venv }}" virtualenv_site_packages=no name=pycparser version=2.13 state=present virtualenv_python=python2
+    become: yes
+    tags: install
+    when: ansible_os_family == "RedHat"
+
   - name: More python depends
     pip:
       virtualenv: "{{ letsencrypt_venv }}"
diff --git a/vars/RedHat.yml b/vars/RedHat.yml
index b288f42..b957bae 100644
--- a/vars/RedHat.yml
+++ b/vars/RedHat.yml
@@ -14,5 +14,5 @@ letsencrypt_depends:
       - ca-certificates
       - python-pip
       - git
- 
+
 virtualenv_package_name: "python-virtualenv"