diff --git a/doc/changelog.txt b/doc/changelog.txt
index b75fb0b..a2a3545 100644
--- a/doc/changelog.txt
+++ b/doc/changelog.txt
@@ -4,6 +4,7 @@
 - quota2: support anonymous counters
 - quota2: reduce memory footprint for anonymous counters
 - quota2: extend locked period during cleanup (locking bugfix)
+- quota2: use strtoull instead of strtoul
 
 
 Xtables-addons 1.17 (June 16 2009)
diff --git a/extensions/xt_quota2.c b/extensions/xt_quota2.c
index 346ac4f..ba1dc10 100644
--- a/extensions/xt_quota2.c
+++ b/extensions/xt_quota2.c
@@ -69,7 +69,7 @@ static int quota_proc_write(struct file *file, const char __user *input,
 	buf[sizeof(buf)-1] = '\0';
 
 	spin_lock_bh(&e->lock);
-	e->quota = simple_strtoul(buf, NULL, 0);
+	e->quota = simple_strtoull(buf, NULL, 0);
 	spin_unlock_bh(&e->lock);
 	return size;
 }