diff --git a/docs/build.sh b/docs/build.sh
index 1ea5060..0a08b71 100755
--- a/docs/build.sh
+++ b/docs/build.sh
@@ -9,8 +9,8 @@
 # Notes: You may have to update the location of the
 #        App Engine library for your local system.
 
-set GOOGLE_APPENGINE=$HOME/projects/google_appengine/
-set DJANGO_SETTINGS_MODULE=fakesettings
-set PYTHONPATH=`pwd`/..:$GOOGLE_APPENGINE
+export GOOGLE_APPENGINE=$HOME/projects/google_appengine/
+export DJANGO_SETTINGS_MODULE=fakesettings
+export PYTHONPATH=`pwd`/..:$GOOGLE_APPENGINE
 find ../apiclient/ -name "*.py" | sed "s/\/__init__.py//" | sed "s/\.py//" | sed "s/^\.\.\///" | sed "s#/#.#g" | xargs pydoc -w