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-rw-r--r--doc/doc-support/lib-function-docs.nix4
1 files changed, 2 insertions, 2 deletions
diff --git a/doc/doc-support/lib-function-docs.nix b/doc/doc-support/lib-function-docs.nix
index a11de1a9f6f1b..d3d90d98c9814 100644
--- a/doc/doc-support/lib-function-docs.nix
+++ b/doc/doc-support/lib-function-docs.nix
@@ -20,9 +20,9 @@ with pkgs; stdenv.mkDerivation {
     <root xmlns:xi="http://www.w3.org/2001/XInclude">
     EOF
 
-    ${lib.concatStrings (lib.mapAttrsToList (name: description: ''
+    ${lib.concatMapStrings ({ name, description }: ''
       docgen ${name} ${lib.escapeShellArg description}
-    '') libsets)}
+    '') libsets}
 
     echo "</root>" >> "$out/index.xml"