diff --git a/gnu/packages/elf.scm b/gnu/packages/elf.scm
index 350cd2a3c1..08d92532fa 100644
--- a/gnu/packages/elf.scm
+++ b/gnu/packages/elf.scm
@@ -109,7 +109,7 @@ (define-public patchelf
     (source (origin
              (method url-fetch)
              (uri (string-append
-                   "http://nixos.org/releases/patchelf/patchelf-"
+                   "https://nixos.org/releases/patchelf/patchelf-"
                    version
                    "/patchelf-" version ".tar.bz2"))
              (sha256