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-rw-r--r--lib/generators.nix2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/generators.nix b/lib/generators.nix
index 8e93ed04916e2..ed59654cc07e3 100644
--- a/lib/generators.nix
+++ b/lib/generators.nix
@@ -525,6 +525,8 @@ ${expr "" v}
           "(${v.expr})"
         else if v == { } then
           "{}"
+        else if libAttr.isDerivation v then
+          ''"${toString v}"''
         else
           "{${introSpace}${concatItems (
             lib.attrsets.mapAttrsToList (key: value: "[${builtins.toJSON key}] = ${toLua innerArgs value}") v