diff --git a/toolchain/mfc/test/test.py b/toolchain/mfc/test/test.py
index 5f61416f8e..833186c129 100644
--- a/toolchain/mfc/test/test.py
+++ b/toolchain/mfc/test/test.py
@@ -66,7 +66,7 @@ def is_uuid(term):
         check = set(case.trace.split(" -> "))
         check.add(case.get_uuid())
 
-        label_ok = all(label in check for label in labels) if labels else True
+        label_ok = all(label.lower() in {c.lower() for c in check} for label in labels) if labels else True
         uuid_ok = any(u in check for u in uuids) if uuids else True
 
         if labels and uuids: