diff --git a/setup.py b/setup.py
index c27da6648..d861599c0 100644
--- a/setup.py
+++ b/setup.py
@@ -23,7 +23,7 @@
     "requests",
     "web3",
     "sapphire.py",
-    "ocean-contracts==2.0.0a12",  # install this last
+    "ocean-contracts==2.0.0a13",  # install this last
 ]
 
 # Required to run setup.py: