diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 13cf41ade4d..eeee0fcb038 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1962,7 +1962,7 @@ let
 
   s3cmd = callPackage ../tools/networking/s3cmd { };
 
-  s3cmd_15_pre_81e3842f7a = callPackage ../tools/networking/s3cmd/git.nix { };
+  s3cmd_15_pre_81e3842f7a = lowPrio (callPackage ../tools/networking/s3cmd/git.nix { });
 
   s3sync = callPackage ../tools/networking/s3sync {
     ruby = ruby18;