diff --git a/runtime/vara/src/constants.rs b/runtime/vara/src/constants.rs
index 29e30126e63..096cb3bf232 100644
--- a/runtime/vara/src/constants.rs
+++ b/runtime/vara/src/constants.rs
@@ -27,7 +27,7 @@ pub mod currency {
     pub const ECONOMIC_CENTIUNITS: Balance = ECONOMIC_UNITS / 100;
 
     /// The existential deposit.
-    pub const EXISTENTIAL_DEPOSIT: Balance = 10 * UNITS; // 10 Vara
+    pub const EXISTENTIAL_DEPOSIT: Balance = UNITS; // 1 Vara
 
     /// The program rent cost per block.
     pub const RENT_COST_PER_BLOCK: Balance = 125_000_000;
diff --git a/runtime/vara/src/lib.rs b/runtime/vara/src/lib.rs
index afb4f23415e..6a1d0394085 100644
--- a/runtime/vara/src/lib.rs
+++ b/runtime/vara/src/lib.rs
@@ -1105,7 +1105,7 @@ impl pallet_gear_payment::Config for Runtime {
 
 parameter_types! {
     pub const VoucherPalletId: PalletId = PalletId(*b"py/vouch");
-    pub const MinVoucherDuration: BlockNumber = 30 * MINUTES;
+    pub const MinVoucherDuration: BlockNumber = MINUTES;
     pub const MaxVoucherDuration: BlockNumber = 3 * MONTHS;
 }