diff --git a/snack-lib/package-spec.nix b/snack-lib/package-spec.nix
index c0369f7..8837ec3 100644
--- a/snack-lib/package-spec.nix
+++ b/snack-lib/package-spec.nix
@@ -15,7 +15,7 @@ rec {
     , dependencies ? []
     , extra-files ? []
     , extra-directories ? []
-    , packages ? lib.filter (x: builtins.typeOf x != "string") dependencies
+    , packages ? []
     }:
     { packageMain = main;
       packageBase = src;
diff --git a/tests/library/snack.nix b/tests/library/snack.nix
index 0e458cc..ca3c644 100644
--- a/tests/library/snack.nix
+++ b/tests/library/snack.nix
@@ -6,5 +6,6 @@ let
 in
   { main = "Foo";
     src = ./app;
-    dependencies = [ my-lib "conduit" ];
+    dependencies = [ "conduit" ];
+    packages = [ my-lib ];
   }