diff --git a/yearn/apy/curve/simple.py b/yearn/apy/curve/simple.py
index b54042943..58661f6d1 100644
--- a/yearn/apy/curve/simple.py
+++ b/yearn/apy/curve/simple.py
@@ -193,8 +193,8 @@ async def calculate_simple(vault, gauge: Gauge, samples: ApySamples) -> Apy:
         gauge.gauge_inflation_rate
         * gauge_weight
         * (SECONDS_PER_YEAR / gauge.gauge_working_supply)
-        * (PER_MAX_BOOST / pool_price)
-        * crv_price
+        * (PER_MAX_BOOST / float(pool_price))
+        * float(crv_price)
     ) / base_asset_price
 
     if y_gauge_balance > 0: