diff --git a/.travis.yml b/.travis.yml
index 35f407e..a022700 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -22,6 +22,6 @@ install:
   - "travis_retry pip install pip setuptools --upgrade"
   - "travis_retry pip install tox"
 script:
-  - tox -e $TOX_ENV
+  - tox -e $TOX_ENV --recreate
 after_script:
   - cat .tox/$TOX_ENV/log/*.log
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 5b81212..08510ee 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,7 +1,7 @@
 pytest>=2.8.2
 pytest-pythonpath>=0.3
 tox>=1.8.0
-eth-testrpc>=0.9.3
+eth-testrpc>=1.1.0
 ethereum>=1.5.2
 secp256k1>=0.13.1
 rlp>=0.4.6,<0.4.7
diff --git a/setup.py b/setup.py
index bc656c4..e58dcc0 100644
--- a/setup.py
+++ b/setup.py
@@ -31,8 +31,8 @@ setup(
         "pylru>=1.0.9",
     ],
     extras_require={
-        'Tester': ["eth-testrpc>=0.9.3"],
-        'tester': ["eth-testrpc>=0.9.3"],
+        'Tester': ["eth-testrpc>=1.1.0"],
+        'tester': ["eth-testrpc>=1.1.0"],
         'gevent': [
             "gevent>=1.1.1,<1.2.0",
             "geventhttpclient>=1.3.1",