diff --git a/yearn/apy/balancer/simple.py b/yearn/apy/balancer/simple.py
index b1c14c581..77a05b1ca 100644
--- a/yearn/apy/balancer/simple.py
+++ b/yearn/apy/balancer/simple.py
@@ -225,8 +225,12 @@ def get_bonus_rewards_apr(rewards, rewards_tvl, block=None):
     result = 0
     for index in range(rewards.extraRewardsLength(block_identifier=block)):
         extra_rewards = contract(rewards.extraRewards(index))
-        extra_rewards_per_year = (extra_rewards.rewardRate(block_identifier=block) / 10**extra_rewards.decimals()) * SECONDS_PER_YEAR
-        extra_rewards_per_year_usd = extra_rewards_per_year * magic.get_price(extra_rewards, block=block)
+        reward_token = extra_rewards
+        if hasattr(extra_rewards, 'rewardToken'):
+            reward_token = contract(extra_rewards.rewardToken())
+
+        extra_rewards_per_year = (extra_rewards.rewardRate(block_identifier=block) / 10**reward_token.decimals()) * SECONDS_PER_YEAR
+        extra_rewards_per_year_usd = extra_rewards_per_year * magic.get_price(reward_token, block=block)
         result += extra_rewards_per_year_usd / rewards_tvl
     return result