diff --git a/runtime/g1/src/parameters.rs b/runtime/g1/src/parameters.rs
index adfc0183ad11ca025a18b29e335966fbdb9257ff..130b711306c3c7850ee584cbac272d56689ec51d 100644
--- a/runtime/g1/src/parameters.rs
+++ b/runtime/g1/src/parameters.rs
@@ -100,6 +100,7 @@ parameter_types! {
     pub const ConfirmPeriod: BlockNumber = 14 * DAYS;
     pub const IdtyCreationPeriod: BlockNumber = MONTHS;
     pub const ValidationPeriod: BlockNumber = YEARS;
+    pub const AutorevocationPeriod: BlockNumber = 1 * YEARS;
 }
 
 // Membership