diff --git a/README.rst b/README.rst
index ed7ed84b42befdefd8d29cd7f8c904c91fd37a5d..4672d9b0c0af10cee8b5c3cb3b9ced364b07adb4 100644
--- a/README.rst
+++ b/README.rst
@@ -9,9 +9,9 @@
    :target: https://gitlab.idiap.ch/bob/bob.bio.base/commits/master
 .. image:: https://img.shields.io/badge/gitlab-project-0000c0.svg
    :target: https://gitlab.idiap.ch/bob/bob.bio.base
-.. image:: http://img.shields.io/pypi/v/bob.bio.base.png
+.. image:: http://img.shields.io/pypi/v/bob.bio.base.svg
    :target: https://pypi.python.org/pypi/bob.bio.base
-.. image:: http://img.shields.io/pypi/dm/bob.bio.base.png
+.. image:: http://img.shields.io/pypi/dm/bob.bio.base.svg
    :target: https://pypi.python.org/pypi/bob.bio.base