diff --git a/doc/source/conf.py b/doc/source/conf.py
index 5022640a..79842bb6 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -217,7 +217,7 @@ htmlhelp_basename = target_name + '-docs'
 #  author, documentclass [howto, manual, or own class]).
 latex_documents = [
     (master_doc, 'doc-' + target_name + '.tex',
-     title.replace("_", "\_"), author, 'manual'),
+     title.replace("_", r"\_"), author, 'manual'),
 ]
 
 latex_use_xindy = False
diff --git a/tasks/octavia_post_install.yml b/tasks/octavia_post_install.yml
index 4921d537..380f6595 100644
--- a/tasks/octavia_post_install.yml
+++ b/tasks/octavia_post_install.yml
@@ -18,7 +18,7 @@
 - name: iptables rules
   iptables: "{{ item }}"
   with_items: "{{ octavia_iptables_rules }}"
-  when: octavia_ip_tables_fw|bool == true
+  when: octavia_ip_tables_fw | bool
 
 # This is totally odd: If you run the commands via run-parts (as the script
 # in the distro does) they return 1; but do their job. If you run them