diff --git a/mdl_ruleset.rb b/mdl_ruleset.rb
new file mode 100644
index 00000000..e0312822
--- /dev/null
+++ b/mdl_ruleset.rb
@@ -0,0 +1,4 @@
+all # Use all markdownlint rules
+
+# Disable line length check for tables and code blocks
+rule 'MD013', :line_length => 80, :code_blocks => false, :tables => false
diff --git a/tox.ini b/tox.ini
index bcada21b..3f0dea32 100644
--- a/tox.ini
+++ b/tox.ini
@@ -22,7 +22,7 @@ commands={envbindir}/flake8 mkdocs --max-line-length=119 --exclude=mkdocs/compat
 [testenv:markdown-lint]
 whitelist_externals = mdl
 passenv = *
-commands=mdl README.md CONTRIBUTING.md docs/
+commands=mdl --style mdl_ruleset.rb README.md CONTRIBUTING.md docs/
 
 [testenv:linkchecker]
 basepython = python2.7