diff --git a/setup/so-setup b/setup/so-setup
index 96322b983..43c9f36a6 100755
--- a/setup/so-setup
+++ b/setup/so-setup
@@ -23,7 +23,7 @@ if [ "$uid" -ne 0 ]; then
 fi
 
 # Save the original argument array since we modify it
-readarraay -t original_args <<< "$@"
+readarray -t original_args <<< "$@"
 
 cd "$(dirname "$0")" || exit 255