diff --git a/pkgs/development/python-modules/weasel/default.nix b/pkgs/development/python-modules/weasel/default.nix
index 08ec267adb12..196a3982cf64 100644
--- a/pkgs/development/python-modules/weasel/default.nix
+++ b/pkgs/development/python-modules/weasel/default.nix
@@ -59,6 +59,11 @@ buildPythonPackage (finalAttrs: {
     "test_project_assets"
     "test_project_git_dir_asset"
     "test_project_git_file_asset"
+
+    # configparser.InterpolationMissingOptionError: Bad value substitution: option 'commands' in
+    # section 'project' contains an interpolation key 'vars.b.e' which is not a valid option name.
+    # Raw value: '[{"name": "x", "script": ["hello ${vars.a} ${vars.b.e}"]}]'
+    "test_project_config_interpolation"
   ];
 
   passthru = {