diff --git a/outputs/t/4/z/t4.json b/outputs/t/4/z/t4.json
new file mode 100644
index 0000000000..63f64b0796
--- /dev/null
+++ b/outputs/t/4/z/t4.json
@@ -0,0 +1 @@
+{"feedstocks": ["t4"]}
\ No newline at end of file