diff --git a/src/lib/pages/instantiate/completed.tsx b/src/lib/pages/instantiate/completed.tsx
index 987ba7f91..6b656f63e 100644
--- a/src/lib/pages/instantiate/completed.tsx
+++ b/src/lib/pages/instantiate/completed.tsx
@@ -6,7 +6,7 @@ import { ExplorerLink } from "lib/components/ExplorerLink";
 import { CustomIcon } from "lib/components/icon";
 import { TxReceiptRender } from "lib/components/tx";
 import WasmPageContainer from "lib/components/WasmPageContainer";
-import type { BechAddr20, BechAddr32 } from "lib/types";
+import type { BechAddr32 } from "lib/types";
 import { feeFromStr } from "lib/utils";
 
 import type { InstantiateTxInfo } from ".";
@@ -102,7 +102,7 @@ const Completed = ({ txInfo }: CompletedProps) => {
         subtitle="Filled information below will be saved on Celatone only and able to edit later."
         contractAddress={txInfo.contractAddress as BechAddr32}
         contractLabel={txInfo.contractLabel}
-        instantiator={txInfo.instantiator as BechAddr20}
+        instantiator={txInfo.instantiator}
       />
     </WasmPageContainer>
   );
diff --git a/src/lib/pages/instantiate/index.tsx b/src/lib/pages/instantiate/index.tsx
index 182c568ad..138b0918e 100644
--- a/src/lib/pages/instantiate/index.tsx
+++ b/src/lib/pages/instantiate/index.tsx
@@ -2,6 +2,7 @@ import type { InstantiateResult } from "@cosmjs/cosmwasm-stargate";
 import { useEffect, useState } from "react";
 
 import { useWasmConfig } from "lib/app-provider";
+import type { BechAddr20 } from "lib/types";
 import { scrollToTop } from "lib/utils";
 
 import CompletedPage from "./completed";
@@ -9,7 +10,7 @@ import InstantiatePage from "./instantiate";
 
 export interface InstantiateTxInfo extends InstantiateResult {
   contractLabel: string;
-  instantiator: string;
+  instantiator: BechAddr20;
 }
 
 const Index = () => {
@@ -24,7 +25,7 @@ const Index = () => {
     gasWanted: 0,
     gasUsed: 0,
     contractLabel: "",
-    instantiator: "",
+    instantiator: "" as BechAddr20,
   });
 
   useEffect(() => {
@@ -38,7 +39,7 @@ const Index = () => {
       onComplete={(
         txResult: InstantiateResult,
         contractLabel: string,
-        instantiator: string
+        instantiator: BechAddr20
       ) => {
         setTxInfo({ ...txResult, contractLabel, instantiator });
         setCompleted(true);
diff --git a/src/lib/pages/instantiate/instantiate.tsx b/src/lib/pages/instantiate/instantiate.tsx
index b99e05c71..b95be4d34 100644
--- a/src/lib/pages/instantiate/instantiate.tsx
+++ b/src/lib/pages/instantiate/instantiate.tsx
@@ -48,7 +48,7 @@ import { useSchemaStore } from "lib/providers/store";
 import { useTxBroadcast } from "lib/providers/tx-broadcast";
 import type { CodeIdInfoResponse } from "lib/services/code";
 import { useLCDCodeInfo } from "lib/services/codeService";
-import type { BechAddr, ComposedMsg } from "lib/types";
+import type { BechAddr, BechAddr20, ComposedMsg } from "lib/types";
 import { MsgType } from "lib/types";
 import {
   composeMsg,
@@ -77,7 +77,7 @@ interface InstantiatePageProps {
   onComplete: (
     txResult: InstantiateResult,
     contractLabel: string,
-    instantiator: string
+    instantiator: BechAddr20
   ) => void;
 }
 
@@ -261,7 +261,7 @@ const Instantiate = ({ onComplete }: InstantiatePageProps) => {
       estimatedFee,
       onTxSucceed: (txResult, contractLabel) => {
         setProcessing(false);
-        onComplete(txResult, contractLabel, address ?? "");
+        onComplete(txResult, contractLabel, address ?? ("" as BechAddr20));
       },
       onTxFailed: () => setProcessing(false),
     });