diff --git a/requirements/edx-sandbox/base.in b/requirements/edx-sandbox/base.in
index fbc378044822fa25435db32b9089a381303c17f1..d17c1cda29f9d411c96407474813b678280bd13c 100644
--- a/requirements/edx-sandbox/base.in
+++ b/requirements/edx-sandbox/base.in
@@ -15,11 +15,11 @@ numpy==1.6.2                        # Numeric array processing utilities; used b
 pyparsing==2.2.0                    # Python Parsing module
 scipy==0.14.0                       # Math, science, and engineering library
 sympy==0.7.1                        # Symbolic math library
+git+https://github.com/edx/openedx-calc.git@e9b698c85ad1152002bc0868f475f153dce88952#egg=calc==0.4
 
 # 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.
--e common/lib/calc
 -e common/lib/chem
 -e common/lib/sandbox-packages
 -e common/lib/symmath
diff --git a/requirements/edx-sandbox/base.txt b/requirements/edx-sandbox/base.txt
index 334b8d54431dfcc4590f28fd44803a4760eaf47d..3475afcd050191284d4c7ddd921db2245f9cb2b1 100644
--- a/requirements/edx-sandbox/base.txt
+++ b/requirements/edx-sandbox/base.txt
@@ -4,7 +4,7 @@
 #
 #    make upgrade
 #
-common/lib/calc
+git+https://github.com/edx/openedx-calc.git@e9b698c85ad1152002bc0868f475f153dce88952#egg=calc==0.4
 common/lib/chem
 common/lib/sandbox-packages
 common/lib/symmath
diff --git a/requirements/edx/base.txt b/requirements/edx/base.txt
index 52ddee03dc17335e223a7c15a0c4eedcc5f39eaf..888047d31bac87f0356ea8843fa0f71fc100cec0 100644
--- a/requirements/edx/base.txt
+++ b/requirements/edx/base.txt
@@ -5,7 +5,7 @@
 #    make upgrade
 #
 -e git+https://github.com/edx/acid-block.git@e46f9cda8a03e121a00c7e347084d142d22ebfb7#egg=acid-xblock
--e common/lib/calc
+git+https://github.com/edx/openedx-calc.git@e9b698c85ad1152002bc0868f475f153dce88952#egg=calc==0.4
 -e common/lib/capa
 -e common/lib/chem
 -e git+https://github.com/edx/codejail.git@a320d43ce6b9c93b17636b2491f724d9e433be47#egg=codejail
diff --git a/requirements/edx/development.txt b/requirements/edx/development.txt
index df62fd390240781d485dfa9dd1bf4a145091f290..468e43381c87bdac99d546a15b9bf526ae8d2404 100644
--- a/requirements/edx/development.txt
+++ b/requirements/edx/development.txt
@@ -5,7 +5,7 @@
 #    make upgrade
 #
 -e git+https://github.com/edx/acid-block.git@e46f9cda8a03e121a00c7e347084d142d22ebfb7#egg=acid-xblock
--e common/lib/calc
+git+https://github.com/edx/openedx-calc.git@e9b698c85ad1152002bc0868f475f153dce88952#egg=calc==0.4
 -e common/lib/capa
 -e common/lib/chem
 -e git+https://github.com/edx/codejail.git@a320d43ce6b9c93b17636b2491f724d9e433be47#egg=codejail
diff --git a/requirements/edx/github.in b/requirements/edx/github.in
index 0441c0245047f29314eb8c0e3ebbc4fab43d56c4..7edc79bea8d167920ac78cad203094acf8880ea8 100644
--- a/requirements/edx/github.in
+++ b/requirements/edx/github.in
@@ -59,6 +59,7 @@
 
 
 # Python libraries to install directly from github
+git+https://github.com/edx/openedx-calc.git@e9b698c85ad1152002bc0868f475f153dce88952#egg=calc==0.4
 
 # Third-party:
 -e git+https://github.com/edx/django-wiki.git@v0.0.21#egg=django-wiki
diff --git a/requirements/edx/local.in b/requirements/edx/local.in
index de95aae2fce9c82988c7b3a7d76e6efe81ff10e5..e3763a0f1e25e4cb8777d1f2ca32f25253240a3f 100644
--- a/requirements/edx/local.in
+++ b/requirements/edx/local.in
@@ -1,6 +1,5 @@
 # Python libraries to install that are local to the edx-platform repo
 -e .
--e common/lib/calc
 -e common/lib/capa
 -e common/lib/chem
 -e common/lib/safe_lxml
diff --git a/requirements/edx/testing.txt b/requirements/edx/testing.txt
index f29138b8cabe61a967a3cc2aa4c6c61a1b7c53ea..329f76fb2d8ef942c9009fadfebe9e2c789c5ad0 100644
--- a/requirements/edx/testing.txt
+++ b/requirements/edx/testing.txt
@@ -5,7 +5,7 @@
 #    make upgrade
 #
 -e git+https://github.com/edx/acid-block.git@e46f9cda8a03e121a00c7e347084d142d22ebfb7#egg=acid-xblock
--e common/lib/calc
+git+https://github.com/edx/openedx-calc.git@e9b698c85ad1152002bc0868f475f153dce88952#egg=calc==0.4
 -e common/lib/capa
 -e common/lib/chem
 -e git+https://github.com/edx/codejail.git@a320d43ce6b9c93b17636b2491f724d9e433be47#egg=codejail