diff --git a/zombienet/README.md b/zombienet/README.md
index 80a74387dc475..b601154b624ce 100644
--- a/zombienet/README.md
+++ b/zombienet/README.md
@@ -9,7 +9,7 @@ To start those tests, you need to:
 
 - download latest [zombienet release](https://github.com/paritytech/zombienet/releases);
 
-- build Polkadot binary by running `cargo build -p polkadot --release` command in the
+- build Polkadot binary by running `cargo build -p polkadot --release  --features fast-runtime` command in the
 [`polkadot-sdk`](https://github.com/paritytech/polkadot-sdk) repository clone;
 
 - build Polkadot Parachain binary by running `cargo build -p polkadot-parachain-bin --release` command in the
diff --git a/zombienet/run-tests.sh b/zombienet/run-tests.sh
index f3bba0f93e1c1..22fefd093602b 100755
--- a/zombienet/run-tests.sh
+++ b/zombienet/run-tests.sh
@@ -15,7 +15,7 @@ export POLKADOT_PARACHAIN_BINARY_PATH_FOR_ASSET_HUB_WESTEND=$POLKADOT_PARACHAIN_
 export ZOMBIENET_BINARY_PATH=~/local_bridge_testing/bin/zombienet-linux
 
 # bridge configuration
-export LANE_ID="00000001"
+export LANE_ID="00000002"
 
 # tests configuration
 ALL_TESTS_FOLDER=`mktemp -d`
diff --git a/zombienet/tests/0001-asset-transfer-works-rococo-to-westend.zndsl b/zombienet/tests/0001-asset-transfer-works-rococo-to-westend.zndsl
index cbc0e31cacf10..c07c70581f52b 100644
--- a/zombienet/tests/0001-asset-transfer-works-rococo-to-westend.zndsl
+++ b/zombienet/tests/0001-asset-transfer-works-rococo-to-westend.zndsl
@@ -19,8 +19,8 @@ asset-hub-westend-collator1: run ../scripts/invoke-script.sh with "reserve-trans
 asset-hub-westend-collator1: js-script ../helpers/wrapped-assets-balance.js with "5GrwvaEF5zXb26Fz9rcQpDWS57CtERHpNehXCPcNoHGKutQY,0,Rococo" within 600 seconds
 
 # step 4: check that the relayer //Charlie is rewarded by both our AH and target AH
-bridge-hub-westend-collator1: js-script ../helpers/relayer-rewards.js with "5FLSigC9HGRKVhB9FiEo4Y3koPsNmBmLJbpXg2mp1hXcS59Y,0x00000001,0x6268726F,BridgedChain,0" within 300 seconds
-bridge-hub-westend-collator1: js-script ../helpers/relayer-rewards.js with "5FLSigC9HGRKVhB9FiEo4Y3koPsNmBmLJbpXg2mp1hXcS59Y,0x00000001,0x6268726F,ThisChain,0" within 300 seconds
+bridge-hub-westend-collator1: js-script ../helpers/relayer-rewards.js with "5FLSigC9HGRKVhB9FiEo4Y3koPsNmBmLJbpXg2mp1hXcS59Y,0x00000002,0x6268726f,BridgedChain,0" within 300 seconds
+bridge-hub-westend-collator1: js-script ../helpers/relayer-rewards.js with "5FLSigC9HGRKVhB9FiEo4Y3koPsNmBmLJbpXg2mp1hXcS59Y,0x00000002,0x6268726F,ThisChain,0" within 300 seconds
 
 # wait until other network test has completed OR exit with an error too
 asset-hub-westend-collator1: run ../scripts/sync-exit.sh within 600 seconds
diff --git a/zombienet/tests/0001-asset-transfer-works-westend-to-rococo.zndsl b/zombienet/tests/0001-asset-transfer-works-westend-to-rococo.zndsl
index 84c326e94ec03..3c3451bc83549 100644
--- a/zombienet/tests/0001-asset-transfer-works-westend-to-rococo.zndsl
+++ b/zombienet/tests/0001-asset-transfer-works-westend-to-rococo.zndsl
@@ -19,8 +19,8 @@ asset-hub-rococo-collator1: run ../scripts/invoke-script.sh with "reserve-transf
 asset-hub-rococo-collator1: js-script ../helpers/wrapped-assets-balance.js with "5GrwvaEF5zXb26Fz9rcQpDWS57CtERHpNehXCPcNoHGKutQY,0,Westend" within 600 seconds
 
 # step 6: check that the relayer //Charlie is rewarded by both our AH and target AH
-bridge-hub-rococo-collator1: js-script ../helpers/relayer-rewards.js with "5FLSigC9HGRKVhB9FiEo4Y3koPsNmBmLJbpXg2mp1hXcS59Y,0x00000001,0x6268776F,BridgedChain,0" within 300 seconds
-bridge-hub-rococo-collator1: js-script ../helpers/relayer-rewards.js with "5FLSigC9HGRKVhB9FiEo4Y3koPsNmBmLJbpXg2mp1hXcS59Y,0x00000001,0x6268776F,ThisChain,0" within 300 seconds
+bridge-hub-rococo-collator1: js-script ../helpers/relayer-rewards.js with "5FLSigC9HGRKVhB9FiEo4Y3koPsNmBmLJbpXg2mp1hXcS59Y,0x00000002,0x62687764,BridgedChain,0" within 300 seconds
+bridge-hub-rococo-collator1: js-script ../helpers/relayer-rewards.js with "5FLSigC9HGRKVhB9FiEo4Y3koPsNmBmLJbpXg2mp1hXcS59Y,0x00000002,0x62687764,ThisChain,0" within 300 seconds
 
 # wait until other network test has completed OR exit with an error too
 asset-hub-rococo-collator1: run ../scripts/sync-exit.sh within 600 seconds
diff --git a/zombienet/tests/0001-start-relay.sh b/zombienet/tests/0001-start-relay.sh
old mode 100644
new mode 100755