diff --git a/setup.py b/setup.py
index d5495941e1..a4c493c96f 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@
 
 extras_require = {
     'tester': [
-        "eth-tester[py-evm]==0.1.0-beta.32",
+        "eth-tester[py-evm]==0.1.0-beta.33",
         "py-geth>=2.0.1,<3.0.0",
     ],
     'testrpc': ["eth-testrpc>=1.3.3,<2.0.0"],