diff --git a/helpers/makeudev b/helpers/makeudev
index 671c562..b62537a 100755
--- a/helpers/makeudev
+++ b/helpers/makeudev
@@ -52,7 +52,11 @@ while (<>) {
     print "# sys rule\n";
     s{^/sys/}{};
     my ($dev, $key, $mode, $owner, $group) = split;
-    print qq{DEVPATH=="/$dev", RUN+="/bin/chmod $mode /sys/\$devpath/$key", RUN+="/bin/chown $owner:$group /sys/\$devpath/$key"\n} ;
+    if ($dev =~ m{^devices/system/cpu/cpu\*}) {
+        print qq{# DEVPATH=="/$dev", ACTION=="online", TEST=="/sys/\$devpath/$key", RUN+="/bin/chmod $mode /sys/\$devpath/$key", RUN+="/bin/chown $owner:$group /sys/\$devpath/$key"\n} ;
+        next;
+    }
+    print qq{DEVPATH=="/$dev", TEST=="/sys/\$devpath/$key", RUN+="/bin/chmod $mode /sys/\$devpath/$key", RUN+="/bin/chown $owner:$group /sys/\$devpath/$key"\n} ;
     next;
   }