diff --git a/tests/chain-util.ts b/tests/chain-util.ts
index 6934b127b..a028a2d73 100644
--- a/tests/chain-util.ts
+++ b/tests/chain-util.ts
@@ -2,6 +2,7 @@ import {ApiPromise} from "@polkadot/api";
 import {KeyringPair} from "@polkadot/keyring/types";
 import {blake2AsHex} from "@polkadot/util-crypto";
 import {BN} from "@polkadot/util";
+import { Index } from "@polkadot/types/interfaces";
 
 export const timer = (ms: number) => new Promise(res => setTimeout(res, ms))
 
@@ -20,19 +21,25 @@ export async function execute_with_root_via_governance(
     extrinsicData: any,
 ) {
     const encodedCallData = extrinsicData.method.toHex();
-    await api.tx.preimage.notePreimage(encodedCallData).signAndSend(keyring, {nonce: -1});
+    let nonce = await api.rpc.system.accountNextIndex(keyring.address);
+
+    await api.tx.preimage.notePreimage(encodedCallData).signAndSend(keyring, {nonce});
+    nonce = nonce.addn(1) as Index;
+
     console.log("Runtime upgrade preimage noted ...");
     let encodedCallDataHash = blake2AsHex(encodedCallData);
-    let externalProposeDefault = await api.tx.democracy.externalProposeDefault({
+    let externalProposeDefault = api.tx.democracy.externalProposeDefault({
         Legacy: {
             hash: encodedCallDataHash
         }
     });
     const encodedExternalProposeDefault = externalProposeDefault.method.toHex();
-    await api.tx.council.propose(1, encodedExternalProposeDefault, encodedExternalProposeDefault.length).signAndSend(keyring, {nonce: -1});
+    await api.tx.council.propose(1, encodedExternalProposeDefault, encodedExternalProposeDefault.length).signAndSend(keyring, {nonce});
+    nonce = nonce.addn(1) as Index;
     console.log("Runtime upgrade governance proposed ...");
-    let fastTrackCall = await api.tx.democracy.fastTrack(encodedCallDataHash, 1, 1);
+    let fastTrackCall = api.tx.democracy.fastTrack(encodedCallDataHash, 1, 1);
     await api.tx.technicalCommittee.propose(1, fastTrackCall, fastTrackCall.encodedLength).signAndSend(keyring, {nonce: -1});
+    nonce = nonce.addn(1) as Index;
     console.log("Runtime upgrade governance fast tracked ...");
     const parachainId = Number(await api.query.parachainInfo.parachainId());
     let balance = new BN("1000000000000"); // Calamari: 12
@@ -41,7 +48,7 @@ export async function execute_with_root_via_governance(
     }
     await api.tx.democracy.vote(referendumIndexObject.referendumIndex, {
         Standard: { balance, vote: { aye: true, conviction: 1 } },
-    }).signAndSend(keyring, {nonce: -1});
+    }).signAndSend(keyring, {nonce});
     console.log("Runtime upgrade governance voted on ...");
     referendumIndexObject.referendumIndex++;
 }
@@ -51,8 +58,10 @@ export async function execute_via_governance(
     keyring: KeyringPair,
     extrinsicData: any,
 ) {
+    let nonce = await api.rpc.system.accountNextIndex(keyring.address);
     const encodedCallData = extrinsicData.method.toHex();
     await api.tx.preimage.notePreimage(encodedCallData).signAndSend(keyring, {nonce: -1});
+    nonce = nonce.addn(1) as Index;
 
     let encodedCallDataHash = blake2AsHex(encodedCallData);
     let externalProposeDefault = await api.tx.democracy.externalProposeDefault({
@@ -62,6 +71,7 @@ export async function execute_via_governance(
     });
     const encodedExternalProposeDefault = externalProposeDefault.method.toHex();
     await api.tx.council.propose(1, encodedExternalProposeDefault, encodedExternalProposeDefault.length).signAndSend(keyring, {nonce: -1});
+    nonce = nonce.addn(1) as Index;
 
     let fastTrackCall = await api.tx.democracy.fastTrack(encodedCallDataHash, 3, 2);
     await api.tx.technicalCommittee.propose(1, fastTrackCall, fastTrackCall.encodedLength).signAndSend(keyring, {nonce: -1});