diff --git a/constraints.txt b/constraints.txt
index 247daa922..1a1d5a06e 100644
--- a/constraints.txt
+++ b/constraints.txt
@@ -18,4 +18,4 @@
 # Then, when the change has been accepted at the schemas repository
 # you can change this to point back at the master branch!
 git+git://github.com/david4096/ga4gh-client.git@protobuf31#egg=ga4gh_client
-git+git://github.com/david4096/schemas.git@protobuf31#egg=ga4gh_schemas
+git+git://github.com/david4096/schemas.git@pipfixes#egg=ga4gh_schemas
diff --git a/requirements.txt b/requirements.txt
index 84a79999e..920ea4d77 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,10 +12,9 @@
 # way to resolve our internal dependencies. During development,
 # the constraints file will point at the current master branch 
 # of the respective module.
--c constraints.txt
+ga4gh-client
 ga4gh-common==0.0.5
 ga4gh-schemas
-ga4gh-client
 
 Werkzeug==0.11.5
 MarkupSafe==0.23
diff --git a/tools/travis-install-protoc.sh b/tools/travis-install-protoc.sh
index ae0af24e4..c7fdd51e1 100755
--- a/tools/travis-install-protoc.sh
+++ b/tools/travis-install-protoc.sh
@@ -4,7 +4,7 @@
 
 # bash tools/travis-install-protoc.sh 3.0.0-beta-3.1
 #   
-
+# From https://github.com/ga4gh/schemas/blob/667978e7dd3bfc6d10bfd5c1d64a395c5741e313/tools/travis-install-protoc.sh
 
 # make bash more robust.
 set -beEux -o pipefail