diff --git a/scripts/ci/before_install.sh b/scripts/ci/before_install.sh
index 29b722d3a..9b223c1d8 100644
--- a/scripts/ci/before_install.sh
+++ b/scripts/ci/before_install.sh
@@ -7,6 +7,7 @@ if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
     ulimit -a
     sudo sysctl -w kern.maxproc=2048
     sudo sysctl -w kern.maxprocperuid=2048
+    echo '\nulimit -u 2048' >> ~/.bash_profile
     ulimit -a
     brew update
     brew upgrade pyenv