diff --git a/currencies/src/mock.rs b/currencies/src/mock.rs
index b3f20d38fe0b65cd8a4b35232c5613db74f2b376..2a20a011bd1e4def8582242721168a91354bdcf8 100644
--- a/currencies/src/mock.rs
+++ b/currencies/src/mock.rs
@@ -49,7 +49,7 @@ type CurrencyId = u32;
 type Balance = u64;
 
 parameter_types! {
-	pub const ExistentialDeposit: u64 = 0;
+	pub const ExistentialDeposit: u64 = 1;
 	pub const CreationFee: u64 = 2;
 }
 
diff --git a/vesting/src/mock.rs b/vesting/src/mock.rs
index dc4c38226ee078bdbfa9604b657c4117fe295602..4b468e05c97eb063796f75989c8b2691f82d35ce 100644
--- a/vesting/src/mock.rs
+++ b/vesting/src/mock.rs
@@ -56,7 +56,7 @@ pub type System = system::Module<Runtime>;
 type Balance = u64;
 
 parameter_types! {
-	pub const ExistentialDeposit: u64 = 0;
+	pub const ExistentialDeposit: u64 = 1;
 	pub const CreationFee: u64 = 0;
 }