diff --git a/README.md b/README.md
index 9604a0cb..fb2a7976 100644
--- a/README.md
+++ b/README.md
@@ -86,7 +86,7 @@ Running tests for all projects:
 yarn test
 ```
 
-Additionaly there are end-to-end tests for [Oracle](oracle-e2e/README.md) and [UI](ui-e2e/README.md).
+Additionally there are end-to-end tests for [Oracle](oracle-e2e/README.md) and [UI](ui-e2e/README.md).
 
 For details on building, running and developing please refer to respective READMEs in sub-repositories.
 
diff --git a/oracle/scripts/erc20_to_erc20/sendForeign.js b/oracle/scripts/erc20_to_erc20/sendForeign.js
index 27f55c39..23e604c6 100644
--- a/oracle/scripts/erc20_to_erc20/sendForeign.js
+++ b/oracle/scripts/erc20_to_erc20/sendForeign.js
@@ -27,7 +27,7 @@ async function main() {
   const poa20 = new web3Foreign.eth.Contract(ERC20_ABI, ERC20_TOKEN_ADDRESS)
 
   try {
-    const foreignChaindId = await sendRawTx({
+    const foreignChainId = await sendRawTx({
       chain: 'foreign',
       params: [],
       method: 'net_version'
@@ -56,7 +56,7 @@ async function main() {
         gasLimit,
         to: ERC20_TOKEN_ADDRESS,
         web3: web3Foreign,
-        chainId: foreignChaindId
+        chainId: foreignChainId
       })
       if (txHash !== undefined) {
         nonce++
diff --git a/oracle/scripts/erc20_to_native/sendForeign.js b/oracle/scripts/erc20_to_native/sendForeign.js
index a0213b57..e07c0bb3 100644
--- a/oracle/scripts/erc20_to_native/sendForeign.js
+++ b/oracle/scripts/erc20_to_native/sendForeign.js
@@ -26,7 +26,7 @@ async function main() {
   const poa20 = new web3Foreign.eth.Contract(ERC20_ABI, ERC20_TOKEN_ADDRESS)
 
   try {
-    const foreignChaindId = await sendRawTx({
+    const foreignChainId = await sendRawTx({
       chain: 'foreign',
       params: [],
       method: 'net_version'
@@ -55,7 +55,7 @@ async function main() {
         gasLimit,
         to: ERC20_TOKEN_ADDRESS,
         web3: web3Foreign,
-        chainId: foreignChaindId
+        chainId: foreignChainId
       })
       if (txHash !== undefined) {
         nonce++
diff --git a/oracle/scripts/erc20_to_native/sendHome.js b/oracle/scripts/erc20_to_native/sendHome.js
index 68d6b21e..4baefbdd 100644
--- a/oracle/scripts/erc20_to_native/sendHome.js
+++ b/oracle/scripts/erc20_to_native/sendHome.js
@@ -21,7 +21,7 @@ async function main() {
   try {
     await isValidAmount(HOME_MIN_AMOUNT_PER_TX, bridge)
 
-    const homeChaindId = await sendRawTx({
+    const homeChainId = await sendRawTx({
       chain: 'home',
       params: [],
       method: 'net_version'
@@ -44,7 +44,7 @@ async function main() {
         gasLimit: 100000,
         to: HOME_BRIDGE_ADDRESS,
         web3: web3Home,
-        chainId: homeChaindId
+        chainId: homeChainId
       })
       if (txHash !== undefined) {
         nonce++
diff --git a/oracle/scripts/native_to_erc20/sendForeign.js b/oracle/scripts/native_to_erc20/sendForeign.js
index f6a26c16..8e2d8257 100644
--- a/oracle/scripts/native_to_erc20/sendForeign.js
+++ b/oracle/scripts/native_to_erc20/sendForeign.js
@@ -53,7 +53,7 @@ async function main() {
   try {
     await isValidAmount(FOREIGN_MIN_AMOUNT_PER_TX, bridge)
 
-    const foreignChaindId = await sendRawTx({
+    const foreignChainId = await sendRawTx({
       chain: 'foreign',
       params: [],
       method: 'net_version'
@@ -82,7 +82,7 @@ async function main() {
         gasLimit,
         to: ERC20_TOKEN_ADDRESS,
         web3: web3Foreign,
-        chainId: foreignChaindId
+        chainId: foreignChainId
       })
       if (txHash !== undefined) {
         nonce++
diff --git a/oracle/scripts/native_to_erc20/sendHome.js b/oracle/scripts/native_to_erc20/sendHome.js
index 439fb1b1..c836e0fc 100644
--- a/oracle/scripts/native_to_erc20/sendHome.js
+++ b/oracle/scripts/native_to_erc20/sendHome.js
@@ -21,7 +21,7 @@ async function main() {
   try {
     await isValidAmount(HOME_MIN_AMOUNT_PER_TX, bridge)
 
-    const homeChaindId = await sendRawTx({
+    const homeChainId = await sendRawTx({
       chain: 'home',
       params: [],
       method: 'net_version'
@@ -44,7 +44,7 @@ async function main() {
         gasLimit: 100000,
         to: HOME_BRIDGE_ADDRESS,
         web3: web3Home,
-        chainId: homeChaindId
+        chainId: homeChainId
       })
       if (txHash !== undefined) {
         nonce++