diff --git a/subdir/tests/cases.csv b/subdir/tests/cases.csv
index 9ee88e0..5de2175 100644
--- a/subdir/tests/cases.csv
+++ b/subdir/tests/cases.csv
@@ -1,2 +1,3 @@
 a,,,,a
 a,b,,,a-b
+a,b,c,,a-b-c