diff --git a/bin/compile b/bin/compile
index 6dd47f7e323472e34f669b132142868c27a978e0..6aefdb2806cfe797c5bdc08a2ac73cac59c810ac 100755
--- a/bin/compile
+++ b/bin/compile
@@ -24,6 +24,7 @@ CACHED_DIRS=".heroku"
 VIRTUALENV_LOC=".heroku/venv"
 LEGACY_TRIGGER="lib/python2.7"
 PROFILE_PATH="$BUILD_DIR/.profile.d/python.sh"
+WEBCONCURRENCY_PROFILE_PATH="$BUILD_DIR/.profile.d/python.webconcurrency.sh"
 
 DEFAULT_PYTHON_VERSION="python-2.7.9"
 DEFAULT_PYTHON_STACK="cedar"
@@ -185,6 +186,9 @@ set-default-env LANG en_US.UTF-8
 set-default-env PYTHONHASHSEED random
 set-default-env PYTHONPATH /app/
 
+# Install sane-default script for WEB_CONCURRENCY environment variable.
+cp $ROOT_DIR/vendor/python.webconcurrency.sh $WEBCONCURRENCY_PROFILE_PATH
+
 
 # Experimental post_compile hook.
 bpwatch start post_compile