diff --git a/docs/images/ed25519.png b/docs/_static/ed25519.png
similarity index 100%
rename from docs/images/ed25519.png
rename to docs/_static/ed25519.png
diff --git a/docs/signing.rst b/docs/signing.rst
index f4e24950c24f5b6d05fe55871295632d8d8ce63a..3af4fa1ea57c99d0e5469a004e9a337d25410b7b 100644
--- a/docs/signing.rst
+++ b/docs/signing.rst
@@ -136,7 +136,7 @@ Algorithm
 * **Public Keys:** `Curve25519 high-speed elliptic curve cryptography <http://cr.yp.to/ecdh.html>`_
 * **Signatures:** `Ed25519 digital signature system <http://cr.yp.to/ecdh.html>`_
 
-.. image:: images/ed25519.png
+.. image:: _static/ed25519.png
 
 :k: Ed25519 private key (passed into :class:`~nacl.signing.SigningKey`)
 :A: Ed25519 public key derived from k