diff --git a/bin/utils/request_fragment_check.py b/bin/utils/request_fragment_check.py
index d0dfd5efbd0f..393b9f1c65c2 100755
--- a/bin/utils/request_fragment_check.py
+++ b/bin/utils/request_fragment_check.py
@@ -1319,7 +1319,7 @@ def root_requests_from_ticket(ticket_prepid, include_docs=False):
                         if str(pw_pdf+1) in line: pdf_var_check1 += 1
                     if not (scale_var_check0 == 1 and scale_var_check1 == 9):
                         warnings.append("There may be a problem with scale variations. Please check pwg-rwl.dat")
-                    if not (pdf_var_check0 > 0 and pdf_var_check1 >= 1 and 'bb4l' not in dn.lower()):
+                    if not (pdf_var_check0 > 0 and pdf_var_check1 >= 1) and 'bbllnunu' not in dn.lower():
                         errors.append("There may be a problem with PDF variations. Please check pwg-rwl.dat")
             if bornonly == 1:
                 bornonly_frag_check = 0