diff --git a/pkgs/build-support/writers/aliases.nix b/pkgs/build-support/writers/aliases.nix
index fb108a6fd857..8441abf36ce5 100644
--- a/pkgs/build-support/writers/aliases.nix
+++ b/pkgs/build-support/writers/aliases.nix
@@ -3,16 +3,16 @@ lib: prev:
 let
   # Removing recurseForDerivation prevents derivations of aliased attribute
   # set to appear while listing all the packages available.
-  removeRecurseForDerivations = alias: with lib;
+  removeRecurseForDerivations = alias:
     if alias.recurseForDerivations or false then
-      removeAttrs alias ["recurseForDerivations"]
+      lib.removeAttrs alias ["recurseForDerivations"]
     else alias;
 
   # Disabling distribution prevents top-level aliases for non-recursed package
   # sets from building on Hydra.
-  removeDistribute = alias: with lib;
-    if isDerivation alias then
-      dontDistribute alias
+  removeDistribute = alias:
+    if lib.isDerivation alias then
+      lib.dontDistribute alias
     else alias;
 
   # Make sure that we are not shadowing something from