diff --git a/README.rst b/README.rst
index 66796c3..ea2b42e 100644
--- a/README.rst
+++ b/README.rst
@@ -50,13 +50,6 @@ On Debian 9+ / Ubuntu 16.04+:
 
  sudo apt-get install yamllint
 
-On older Debian / Ubuntu versions:
-
-.. code:: bash
-
- sudo add-apt-repository -y ppa:adrienverge/ppa && sudo apt-get update
- sudo apt-get install yamllint
-
 Alternatively using pip, the Python package manager:
 
 .. code:: bash