diff --git a/scripts/ratos-post-merge.sh b/scripts/ratos-post-merge.sh
index f5a019f3..1c8590e6 100755
--- a/scripts/ratos-post-merge.sh
+++ b/scripts/ratos-post-merge.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
 
-SCRIPT_DIR=$(realpath "$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )")
+SCRIPT_DIR=$( cd -- "$( dirname -- "$(realpath -- "${BASH_SOURCE[0]}")" )" &> /dev/null && pwd )
 # shellcheck source=./scripts/ratos-update.sh
 sudo "$SCRIPT_DIR"/ratos-update.sh