diff --git a/scripts/workers/fmcsa_deficiency_flagger.py b/scripts/workers/fmcsa_deficiency_flagger.py
index b87d553..5d1d384 100644
--- a/scripts/workers/fmcsa_deficiency_flagger.py
+++ b/scripts/workers/fmcsa_deficiency_flagger.py
@@ -136,7 +136,7 @@ def flag_carriers(dry_run: bool = False) -> dict:
 
         # Determine campaign eligibility
         deficiency_count = len([f for f in flags if f not in ("for_hire_carrier",)])
-        campaign_eligible = deficiency_count > 0 and email
+        campaign_eligible = deficiency_count > 0 and bool(email)
 
         if campaign_eligible:
             stats["campaign_eligible"] += 1