diff --git a/Cargo.toml b/Cargo.toml
index 112f3970..c3adf398 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -89,7 +89,7 @@ cumulus-pallet-xcmp-queue = { version = "0.7.0", default-features = false }
 cumulus-primitives-core = { version = "0.7.0", default-features = false }
 cumulus-primitives-timestamp = { version = "0.7.0", default-features = false }
 cumulus-primitives-utility = { version = "0.7.3", default-features = false }
-pallet-collator-selection = { version = "9.0.0", default-features = false }
+pallet-collator-selection = { version = "9.0.2", default-features = false }
 parachain-info = { version = "0.7.0", package = "staging-parachain-info", default-features = false }
 parachains-common = { version = "7.0.0", default-features = false }
 sp-timestamp = { version = "26.0.0", default-features = false }
diff --git a/README.md b/README.md
index 19a4f421..42604cb2 100644
--- a/README.md
+++ b/README.md
@@ -19,8 +19,23 @@
     export PATH=/home/<username>/RegionX-Node/:$PATH
     ```
 
-4. Run the test:
+4. Run the tests:
+ 
+   - block production
 
-    ```
-    zombienet-linux -p native test ./zombienet_tests/0001-smoke-test.zndsl
-    ```
+
+        ```
+        zombienet-linux -p native test ./zombienet_tests/0001-block-production.zndsl
+        ```
+
+    - native fee payment
+
+        ```
+        zombienet-linux -p native test ./zombienet_tests/0002-native-fee-payment.zndsl
+        ```
+
+    - custom fee payment
+
+        ```
+        zombienet-linux -p native test ./zombienet_tests/0003-custom-fee-payment.zndsl
+        ```
\ No newline at end of file
diff --git a/e2e_tests/custom-fee-payment.js b/e2e_tests/custom-fee-payment.js
index 896050cb..9e1c058b 100644
--- a/e2e_tests/custom-fee-payment.js
+++ b/e2e_tests/custom-fee-payment.js
@@ -4,7 +4,6 @@ const { submitExtrinsic } = require("./common");
 const RELAY_ASSET_ID = 1;
 
 async function run(nodeName, networkInfo, _jsArgs) {
-  console.log(nodeName);
   const { wsUri: regionXUri } = networkInfo.nodesByName[nodeName];
   const { wsUri: rococoUri } = networkInfo.nodesByName["rococo-validator01"];
 
@@ -42,7 +41,7 @@ async function run(nodeName, networkInfo, _jsArgs) {
 
   const assetSetupCalls = [
     regionXApi.tx.assetRegistry.registerAsset(assetMetadata, RELAY_ASSET_ID),
-    regionXApi.tx.assetRate.create(RELAY_ASSET_ID, 1000000000000000000n), // 1 on 1
+    regionXApi.tx.assetRate.create(RELAY_ASSET_ID, 1_000_000_000_000_000_000n), // 1 on 1
     regionXApi.tx.tokens.setBalance(
       alice.address,
       RELAY_ASSET_ID,
@@ -51,9 +50,9 @@ async function run(nodeName, networkInfo, _jsArgs) {
     ),
   ];
   const batchCall = regionXApi.tx.utility.batch(assetSetupCalls);
-  const sudo = regionXApi.tx.sudo.sudo(batchCall);
+  const sudoCall = regionXApi.tx.sudo.sudo(batchCall);
 
-  await submitExtrinsic(alice, sudo, {});
+  await submitExtrinsic(alice, sudoCall, {});
 
   const receiverKeypair = new Keyring();
   receiverKeypair.addFromAddress(alice.address);
@@ -92,7 +91,7 @@ async function run(nodeName, networkInfo, _jsArgs) {
   );
   await submitExtrinsic(alice, reserveTransfer, {});
 
-  // Try to pay for fees with relay asset.
+  // Try to pay for fees with relay chain asset.
   const remarkCall = regionXApi.tx.system.remark("0x44");
   await submitExtrinsic(alice, remarkCall, { assetId: RELAY_ASSET_ID });
 }
diff --git a/zombienet_tests/0001-block-production.zndsl b/zombienet_tests/0001-block-production.zndsl
index 2153b9d7..30f2bec5 100644
--- a/zombienet_tests/0001-block-production.zndsl
+++ b/zombienet_tests/0001-block-production.zndsl
@@ -1,5 +1,5 @@
 Description: Block production smoke test
-Network: ./0001-smoke-test.toml
+Network: ./0001-block-production.toml
 Creds: config
 
 alice: is up