diff --git a/meta/lib/patchtest/tests/test_mbox.py b/meta/lib/patchtest/tests/test_mbox.py
index 0b623b7d17..ae16c4bf93 100644
--- a/meta/lib/patchtest/tests/test_mbox.py
+++ b/meta/lib/patchtest/tests/test_mbox.py
@@ -31,7 +31,6 @@ class TestMbox(base.Base):
 
     rexp_detect = pyparsing.Regex('\[\s?YOCTO.*\]')
     rexp_validation = pyparsing.Regex('\[(\s?YOCTO\s?#\s?(\d+)\s?,?)+\]')
-    revert_shortlog_regex = pyparsing.Regex('Revert\s+".*"')
     signoff_prog = parse_signed_off_by.signed_off_by
     revert_shortlog_regex = pyparsing.Regex('Revert\s+".*"')
     maxlength = 90