diff --git a/CHANGELOG.md b/CHANGELOG.md
index de4f062..66a3d17 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1 +1,2 @@
-* initial release
+* BUGFIX
+  * bump corenetworks library to version>=0.1.1 to fix env variable usage
diff --git a/setup.py b/setup.py
index 404c311..8cc3231 100644
--- a/setup.py
+++ b/setup.py
@@ -72,7 +72,7 @@ setup(
         "certbot>=0.15",
         "setuptools",
         "zope.interface",
-        "corenetworks",
+        "corenetworks>=0.1.1",
     ],
     dependency_links=[],
 )