diff --git a/pkgs/development/beam-modules/fetch-hex.nix b/pkgs/development/beam-modules/fetch-hex.nix
index 1b1378c10cbd..c55a7a80ff39 100644
--- a/pkgs/development/beam-modules/fetch-hex.nix
+++ b/pkgs/development/beam-modules/fetch-hex.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation ({
   name = "hex-source-${pkg}-${version}";
 
   src = fetchurl {
-    url = "https://s3.amazonaws.com/s3.hex.pm/tarballs/${pkg}-${version}.tar";
+    url = "https://repo.hex.pm/tarballs/${pkg}-${version}.tar";
     inherit sha256;
   };