diff --git a/pkgs/by-name/vd/vdmfec/package.nix b/pkgs/by-name/vd/vdmfec/package.nix
index 6b9cd7d58c56..26fd1a476ecc 100644
--- a/pkgs/by-name/vd/vdmfec/package.nix
+++ b/pkgs/by-name/vd/vdmfec/package.nix
@@ -10,7 +10,7 @@ stdenv.mkDerivation (finalAttrs: {
   version = "1.0";
 
   src = fetchurl {
-    url = "http://members.tripod.com/professor_tom/archives/vdmfec-${finalAttrs.version}.tgz";
+    url = "https://members.tripod.com/professor_tom/archives/vdmfec-${finalAttrs.version}.tgz";
     sha256 = "0i7q4ylx2xmzzq778anpkj4nqir5gf573n1lbpxnbc10ymsjq2rm";
   };