diff --git a/packager/launchPackager.command b/packager/launchPackager.command
index cbeefec4a23598..9e12272a6156d4 100755
--- a/packager/launchPackager.command
+++ b/packager/launchPackager.command
@@ -13,7 +13,7 @@ clear
 
 THIS_DIR=$(dirname "$0")
 pushd "$THIS_DIR/.."
-source packager/packager.sh
+. packager/packager.sh
 popd
 
 echo "Process terminated. Press <enter> to close the window"