diff --git a/Readme.md b/Readme.md
index 3a06cbde4e0d6be41b49ff877f75f3244da58443..7acb9b7733261640839b34a5d3af5d2c38acaef2 100644
--- a/Readme.md
+++ b/Readme.md
@@ -40,13 +40,13 @@ Specify a Runtime
 You can also provide arbitrary releases Python with a `runtime.txt` file.
 
     $ cat runtime.txt
-    python-3.4.1
+    python-3.4.2
 
 Runtime options include:
 
 - python-2.7.8
-- python-3.4.1
-- pypy-2.3.1 (unsupported, experimental)
+- python-3.4.2
+- pypy-2.4.0 (unsupported, experimental)
 - pypy3-2.3.1 (unsupported, experimental)
 
 Other [unsupported runtimes](https://github.com/heroku/heroku-buildpack-python/tree/master/builds/runtimes) are available as well.