diff --git a/extensions/xt_psd.c b/extensions/xt_psd.c
index 7dee714..ff79aa7 100644
--- a/extensions/xt_psd.c
+++ b/extensions/xt_psd.c
@@ -306,7 +306,7 @@ out_match:
 static struct xt_match xt_psd_reg __read_mostly = {
 	.name		= "psd",
     .family		= AF_INET,
-    .revision	= 9,
+	.revision  = 1,
 	.match		= xt_psd_match,
 	.matchsize	= sizeof(struct xt_psd_info),
 	.me			= THIS_MODULE