diff --git a/test/simple-runtime-pypy2/requirements.txt b/test/simple-runtime-pypy2/requirements.txt
index 493a930..8f2f47b 100644
--- a/test/simple-runtime-pypy2/requirements.txt
+++ b/test/simple-runtime-pypy2/requirements.txt
@@ -1 +1 @@
-pypy-2.3
+requests==2.2.1