diff --git a/pkgs/build-support/fetchurl/mirrors.nix b/pkgs/build-support/fetchurl/mirrors.nix
index b9e62355a01c..080dfea2505f 100644
--- a/pkgs/build-support/fetchurl/mirrors.nix
+++ b/pkgs/build-support/fetchurl/mirrors.nix
@@ -275,6 +275,7 @@ rec {
   postgresql = [
     ftp://ftp.postgresql.org/pub/
     ftp://ftp-archives.postgresql.org/pub/
+    http://ftp.postgresql.org/pub/
   ];
 
   metalab = [