diff --git a/scripts/tdp b/scripts/tdp
index 47bfeeb..ca41df4 100755
--- a/scripts/tdp
+++ b/scripts/tdp
@@ -98,7 +98,11 @@ set_pl () {
     elif [ $1 -eq 2 ]; then
       pl_path=$pl2_path
     fi
-    echo $(w_to_uw $2) > $pl_path
+    if [ "$EUID" -eq 0 ]; then
+      echo $(w_to_uw $2) > $pl_path
+    else
+      sudo bash -c "echo $(w_to_uw $2) > ${pl_path}"
+    fi
   else
     exit 1
   fi