diff --git a/agents/crypto_venture.py b/agents/crypto_venture.py
index e78ef6e..889ae82 100644
--- a/agents/crypto_venture.py
+++ b/agents/crypto_venture.py
@@ -208,7 +208,8 @@ class CryptoVentureService:
         for member in list(cohort.members.select_related("proposal").order_by("created_at")):
             proposal = member.proposal
             text = self._proposal_text(proposal)
-            fp = self._fingerprint(proposal.protocol_thesis.protocol_category + proposal.protocol_thesis.protocol_thesis + " ".join(proposal.protocol_thesis.utility_categories))
+            utility_text = " ".join(json.dumps(item, sort_keys=True, default=str) if isinstance(item, dict) else str(item) for item in proposal.protocol_thesis.utility_categories)
+            fp = self._fingerprint(proposal.protocol_thesis.protocol_category + proposal.protocol_thesis.protocol_thesis + utility_text)
             reason = ""
             decision = None
             if any(term in text for term in hard_terms):