diff --git a/runtime/casper/src/lib.rs b/runtime/casper/src/lib.rs
index 11ba21f..5e0f8e2 100755
--- a/runtime/casper/src/lib.rs
+++ b/runtime/casper/src/lib.rs
@@ -484,8 +484,8 @@ pallet_staking_reward_curve::build! {
 
 parameter_types! {
     pub const SessionsPerEra: sp_staking::SessionIndex = prod_or_fast!(6, 1);
-    pub const BondingDuration: sp_staking::EraIndex = prod_or_fast!(28, 28);
-    pub const SlashDeferDuration: sp_staking::EraIndex = prod_or_fast!(27, 27);
+    pub const BondingDuration: sp_staking::EraIndex = prod_or_fast!(1, 1);
+    pub const SlashDeferDuration: sp_staking::EraIndex = prod_or_fast!(0, 0);
     pub const RewardCurve: &'static PiecewiseLinear<'static> = &REWARD_CURVE;
     pub const MaxExposurePageSize: u32 = 512;
     pub const MaxNominators: u32 = 512;