lib.fileset: Improved error for unsupported coercion values

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/fileset/internal.nix b/lib/fileset/internal.nix
index 546b93f158a14..9892172955c36 100644
--- a/lib/fileset/internal.nix
+++ b/lib/fileset/internal.nix
@@ -172,11 +172,11 @@ rec {
     else if ! isPath value then
       if isStringLike value then
         throw ''
-          ${context} ("${toString value}") is a string-like value, but it should be a path instead.
+          ${context} ("${toString value}") is a string-like value, but it should be a file set or a path instead.
               Paths represented as strings are not supported by `lib.fileset`, use `lib.sources` or derivations instead.''
       else
         throw ''
-          ${context} is of type ${typeOf value}, but it should be a path instead.''
+          ${context} is of type ${typeOf value}, but it should be a file set or a path instead.''
     else if ! pathExists value then
       throw ''
         ${context} (${toString value}) does not exist.''