diff --git a/package.json b/package.json
index f3b388f2e..6f69df475 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "polkaswap-exchange-web",
-  "version": "1.28.2",
+  "version": "1.28.3",
   "repository": {
     "type": "git",
     "url": "https://github.com/sora-xor/polkaswap-exchange-web.git"
diff --git a/src/consts/sub.ts b/src/consts/sub.ts
index 09b7338fa..836472d0e 100644
--- a/src/consts/sub.ts
+++ b/src/consts/sub.ts
@@ -91,7 +91,7 @@ export const SUB_TRANSFER_FEES: SubNetworksFees = {
   [SubNetworkId.Kusama]: {
     KSM: {
       [BridgeTxDirection.Outgoing]: '92003956',
-      [BridgeTxDirection.Incoming]: '0',
+      [BridgeTxDirection.Incoming]: '10000000000', // [Kusama issue] https://soramitsu.atlassian.net/browse/PW-1433
     },
   },
   [SubNetworkId.Polkadot]: {
diff --git a/src/store/web3/actions.ts b/src/store/web3/actions.ts
index 6d6967aa7..2d792f4ee 100644
--- a/src/store/web3/actions.ts
+++ b/src/store/web3/actions.ts
@@ -23,7 +23,7 @@ async function connectSubNetwork(context: ActionContext<any, any>): Promise<void
 
   const ss58 = subBridgeConnector.network.adapter.api.registry.chainSS58;
 
-  if (ss58) commit.setSubSS58(ss58);
+  if (ss58 !== undefined) commit.setSubSS58(ss58);
 }
 
 async function updateProvidedEvmNetwork(context: ActionContext<any, any>, evmNetworkId?: number): Promise<void> {