diff --git a/setup.py b/setup.py
index d23106d225..a17a6ba9ba 100644
--- a/setup.py
+++ b/setup.py
@@ -19,7 +19,7 @@
     install_requires=[
         "toolz>=0.9.0,<1.0.0;implementation_name=='pypy'",
         "cytoolz>=0.9.0,<1.0.0;implementation_name=='cpython'",
-        "eth-abi>=1.1.1,<2",
+        "eth-abi==2.0.0a1",
         "eth-account>=0.2.1,<0.4.0",
         "eth-utils>=1.0.1,<2.0.0",
         "hexbytes>=0.1.0,<1.0.0",