diff --git a/python/requirements.txt b/python/requirements.txt
index 630ed39..c6a9c57 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -1,3 +1,3 @@
-confini~=0.5.2
-chainlib-eth~=0.0.14
+confini>=0.5.7,<0.7.0
+chainlib-eth>=0.0.27,<=0.1.0
 potaahto==0.1.0
diff --git a/python/setup.cfg b/python/setup.cfg
index 3a2a4e3..2e23073 100644
--- a/python/setup.cfg
+++ b/python/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = eth-erc20
-version = 0.1.9
+version = 0.2.0
 description = ERC20 interface and simple contract with deployment script that lets any address mint and gift itself tokens.
 author = Louis Holbrook
 author_email = dev@holbrook.no