diff --git a/docs/ansible.rst b/docs/ansible.rst
index 5bbd4bea..263e8cab 100644
--- a/docs/ansible.rst
+++ b/docs/ansible.rst
@@ -90,7 +90,7 @@ concurrent to an equivalent run using the extension.
 .. raw:: html
 
     <video width="720" height="439" controls>
-        <source src="http://k3.botanicus.net/tmp/ansible_mitogen.mp4" type="video/mp4">
+        <source src="https://k3.botanicus.net/tmp/ansible_mitogen.mp4" type="video/mp4">
     </video>