diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index 9869fa9283..83a04f7301 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -5971,7 +5971,8 @@ (define-public elpa
     (version "2018.11.001")
     (source (origin
               (method url-fetch)
-              (uri (string-append "http://elpa.mpcdf.mpg.de/html/Releases/"
+              (uri (string-append "https://elpa.mpcdf.mpg.de/software/"
+                                  "tarball-archive/Releases/"
                                   version "/elpa-" version ".tar.gz"))
               (sha256
                (base32