diff --git a/app/services/pricing.py b/app/services/pricing.py
index 199a178..3fdc1d3 100644
--- a/app/services/pricing.py
+++ b/app/services/pricing.py
@@ -215,7 +215,7 @@ class PricingService:
             new_price = Decimal('0.25')
 
         # Avoid huge price drops
-        if current_price is not None and new_price / current_price > Decimal('0.25'):
+        if current_price is not None and Decimal(str(((current_price - new_price) / current_price))) > Decimal('0.25'):
             logger.warning(f"Price drop too large for row: {row}")
             new_price = current_price