diff --git a/README.md b/README.md
index 5748e47..e5b9285 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,7 @@ You can also find support via our IRC channel at `#PyLink @ irc.overdrivenetwork
 ## Installation
 
 ### Pre-requisites
-* CPython 3.4 or above (other intepreters are untested and unsupported)
+* CPython 3.5 or above (other intepreters are untested and unsupported)
 * A Unix-like operating system: PyLink is actively developed on Linux only, so we cannot guarantee that things will work properly on other systems.
 
 If you are a developer and want to help make PyLink more portable, patches are welcome.
diff --git a/setup.py b/setup.py
index 326992f..e3ff7fe 100644
--- a/setup.py
+++ b/setup.py
@@ -76,9 +76,9 @@ setup(
         'Natural Language :: English',
 
         'Programming Language :: Python :: 3 :: Only',
-        'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
+        'Programming Language :: Python :: 3.7',
     ],
 
     keywords='IRC services relay',