diff --git a/nym-wallet/src-tauri/src/config/mod.rs b/nym-wallet/src-tauri/src/config/mod.rs
index bdb369ade6..371a634398 100644
--- a/nym-wallet/src-tauri/src/config/mod.rs
+++ b/nym-wallet/src-tauri/src/config/mod.rs
@@ -25,7 +25,7 @@ pub const REMOTE_SOURCE_OF_NYXD_URLS: &str =
 
 const CURRENT_GLOBAL_CONFIG_VERSION: u32 = 1;
 const CURRENT_NETWORK_CONFIG_VERSION: u32 = 1;
-pub(crate) const CUSTOM_SIMULATED_GAS_MULTIPLIER: f32 = 1.4;
+pub(crate) const CUSTOM_SIMULATED_GAS_MULTIPLIER: f32 = 1.5;
 
 #[derive(Debug, Default, Clone, PartialEq, Eq)]
 pub struct Config {
diff --git a/nym-wallet/src/components/Send/SendModal.tsx b/nym-wallet/src/components/Send/SendModal.tsx
index 40c97eee3f..b8c1ca5eeb 100644
--- a/nym-wallet/src/components/Send/SendModal.tsx
+++ b/nym-wallet/src/components/Send/SendModal.tsx
@@ -21,7 +21,7 @@ export const SendModal = ({ onClose, hasStorybookStyles }: { onClose: () => void
   const [gasError, setGasError] = useState<string>();
   const [isLoading, setIsLoading] = useState(false);
   const [userFees, setUserFees] = useState<DecCoin>();
-  const [memo, setMemo] = useState<string>();
+  const [memo, setMemo] = useState<string>('');
   const [txDetails, setTxDetails] = useState<TTransactionDetails>();
   const [showMoreOptions, setShowMoreOptions] = useState(false);
 
@@ -37,7 +37,7 @@ export const SendModal = ({ onClose, hasStorybookStyles }: { onClose: () => void
   useEffect(() => {
     if (!showMoreOptions) {
       setUserFees(undefined);
-      setMemo(undefined);
+      setMemo('');
     }
   }, [showMoreOptions]);
 
diff --git a/nym-wallet/src/requests/simulate.ts b/nym-wallet/src/requests/simulate.ts
index 94bbcb9f5e..d15d41d5c6 100644
--- a/nym-wallet/src/requests/simulate.ts
+++ b/nym-wallet/src/requests/simulate.ts
@@ -69,7 +69,7 @@ export const simulateVestingUpdateGatewayConfig = async (update: GatewayConfigUp
 export const simulateWithdrawVestedCoins = async (args: any) =>
   invokeWrapper<FeeDetails>('simulate_withdraw_vested_coins', args);
 
-export const simulateSend = async ({ address, amount }: { address: string; amount: DecCoin; memo: string }) =>
+  export const simulateSend = async ({ address, amount, memo }: { address: string; amount: DecCoin; memo: string }) =>
   invokeWrapper<FeeDetails>('simulate_send', { address, amount, memo });
 
 export const getCustomFees = async ({ feesAmount }: { feesAmount: DecCoin }) =>