diff --git a/pkgs/by-name/ec/ec2-api-tools/package.nix b/pkgs/by-name/ec/ec2-api-tools/package.nix
index 372ffd0e7d95..c324ffe9b3e3 100644
--- a/pkgs/by-name/ec/ec2-api-tools/package.nix
+++ b/pkgs/by-name/ec/ec2-api-tools/package.nix
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   version = "1.7.5.1";
 
   src = fetchurl {
-    url = "http://s3.amazonaws.com/ec2-downloads/${pname}-${version}.zip";
+    url = "https://s3.amazonaws.com/ec2-downloads/${pname}-${version}.zip";
     sha256 = "sha256-hRq+MEA+4chqPr3d9bS//X70tYcRBTD+rfAJVNmuLzo=";
   };