diff --git a/y/constants.py b/y/constants.py
index 00948865a..15f6db787 100644
--- a/y/constants.py
+++ b/y/constants.py
@@ -114,10 +114,8 @@
 elif chain.id == Network.Base:
     dai  = Contract('0x50c5725949A6F0c72E6C4a641F24049A917DB0Cb')
     weth = Contract('0x4200000000000000000000000000000000000006')
-    usdc = None
-    usdt = None
-    wbtc = None
-
+    usdc = Contract('0xd9aAEc86B65D86f6A7B5B1b0c42FFA531710b6CA')
+    usdt = Contract('0x4A3A6Dd60A34bB2Aba60D73B4C88315E9CeB6A3D')
 
 else: weth, dai, wbtc, usdc, usdt = None, None, None, None, None