diff --git a/requirements/edx-sandbox/local.txt b/requirements/edx-sandbox/local.txt
new file mode 100644
index 0000000000..ba24805057
--- /dev/null
+++ b/requirements/edx-sandbox/local.txt
@@ -0,0 +1,6 @@
+# Install these packages from the edx-platform working tree
+# NOTE: if you change code in these packages, you MUST change the version
+# number in its setup.py or the code WILL NOT be installed during deploy.
+common/lib/calc
+common/lib/chem
+common/lib/sandbox-packages
diff --git a/requirements/edx-sandbox/post.txt b/requirements/edx-sandbox/post.txt
index d122795d18..218fdf307e 100644
--- a/requirements/edx-sandbox/post.txt
+++ b/requirements/edx-sandbox/post.txt
@@ -1,10 +1,3 @@
 # Packages to install in the Python sandbox for secured execution.
 scipy==0.11.0
 lxml==3.0.1
-
-# Install these packages from the edx-platform working tree
-# NOTE: if you change code in these packages, you MUST change the version
-# number in its setup.py or the code WILL NOT be installed during deploy.
-common/lib/calc
-common/lib/chem
-common/lib/sandbox-packages