diff --git a/goodwe_controller/test_rehearse.py b/goodwe_controller/test_rehearse.py
index e68d0c6..7ae1ec2 100644
--- a/goodwe_controller/test_rehearse.py
+++ b/goodwe_controller/test_rehearse.py
@@ -493,7 +493,13 @@ for mid, control, what, edits, must_say in MUTATIONS:
     seen = []
     for line in out.splitlines():
         text = line.strip()
-        if text.startswith("⚠️ ") and re.match(r"⚠️ [A-Z][A-Z -]+[A-Z()]:", text):
+        # ⚠️ `_` IS IN THE CLASS. Without it `UNIQUE_ID DRIFT:` does not match
+        # its own finding kind, and M7 - the mutation that renames `mqtt.BASE`
+        # - printed its verdict with NO evidence under it. A filter that
+        # silently drops the very finding the mutation exists to produce is a
+        # small version of the same defect this file is about.
+        if text.startswith("⚠️ ") and re.match(r"⚠️ [A-Z][A-Z _-]+[A-Z()]:",
+                                                 text):
             if text not in seen:
                 seen.append(text)
     for text in seen: