1 files changed, 3 insertions, 1 deletions
diff --git a/tests/filter-source.nix.in b/tests/filter-source.nix.in
index 2b5c23d31..8493835c2 100644
--- a/tests/filter-source.nix.in
+++ b/tests/filter-source.nix.in
@@ -3,5 +3,7 @@ derivation {
   system = "@system@";
   builder = "@shell@";
   args = ["-e" "-x" (builtins.toFile "builder" "PATH=@testPath@; ln -s $input $out")];
-  input = builtins.filterSource (path: baseNameOf (toString path) != "foo") ./test-tmp/filterin;
+  input =
+    let filter = path: type: type != "symlink" && baseNameOf (toString path) != "foo";
+    in builtins.filterSource filter ./test-tmp/filterin;
 }