diff --git a/src/contract/vanity-address.fc b/src/contract/vanity-address.fc
index 7ed99c6..35c22e7 100644
--- a/src/contract/vanity-address.fc
+++ b/src/contract/vanity-address.fc
@@ -14,7 +14,7 @@
     slice sender = cs~load_msg_addr();
 
     ;; Allow deployment only to owner
-    throw_unless(8, slice_equal(sender, owner));
+    throw_unless(317, slice_equal(sender, owner));
 
     ;; Set code and data
     var code = in_msg~load_ref();
@@ -22,4 +22,4 @@
     in_msg.end_parse();
     set_code(code);
     set_data(data);
-}
\ No newline at end of file
+}
diff --git a/src/contract/vanity-address.fif b/src/contract/vanity-address.fif
index 506908c..19265c4 100644
--- a/src/contract/vanity-address.fif
+++ b/src/contract/vanity-address.fif
@@ -18,7 +18,7 @@ PROGRAM{
     DROP	//  owner in_msg sender
     ROT	//  in_msg sender owner
     SDEQ	//  in_msg _25
-    8 THROWIFNOT
+    317 THROWIFNOT
     LDREF	//  code in_msg
     LDREF	//  code data in_msg
     ENDS