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-rw-r--r--lib/modules.nix2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/modules.nix b/lib/modules.nix
index 2b1faf4f0c28..6cbef5632bd7 100644
--- a/lib/modules.nix
+++ b/lib/modules.nix
@@ -389,7 +389,7 @@ rec {
       let
         # Process mkMerge and mkIf properties.
         defs' = concatMap (m:
-          map (value: { inherit (m) file; inherit value; }) (dischargeProperties m.value)
+          map (value: { inherit (m) file; inherit value; }) (builtins.addErrorContext "while evaluating definitions from `${m.file}':" (dischargeProperties m.value))
         ) defs;
 
         # Process mkOverride properties.