diff --git a/pre-sandbox-requirements.txt b/pre-sandbox-requirements.txt
new file mode 100644
index 0000000000..d801f46c8e
--- /dev/null
+++ b/pre-sandbox-requirements.txt
@@ -0,0 +1 @@
+numpy==1.6.2
diff --git a/sandbox-requirements.txt b/sandbox-requirements.txt
index d7c703e08f..f99e8a8c4b 100644
--- a/sandbox-requirements.txt
+++ b/sandbox-requirements.txt
@@ -1,5 +1,4 @@
 # Packages to install in the Python sandbox for secured execution.
-numpy==1.6.2
 scipy==0.11.0
 lxml==3.0.1
 -e common/lib/calc