diff --git a/.changeset/seven-stingrays-suffer.md b/.changeset/seven-stingrays-suffer.md
new file mode 100644
index 0000000..5865e16
--- /dev/null
+++ b/.changeset/seven-stingrays-suffer.md
@@ -0,0 +1,5 @@
+---
+"ethereum-mars": patch
+---
+
+⛽️ Gas price in GWEI from CLI param
diff --git a/docs/source/cli.rst b/docs/source/cli.rst
index ff7312d..ec5317f 100644
--- a/docs/source/cli.rst
+++ b/docs/source/cli.rst
@@ -66,7 +66,7 @@ CLI flags
 +-----------------+-------+------+----------------+--------------------+-----------------------------------------------------------------+
 | --out-file      | -o    | Path | No             | ./deployments.json | Path to the JSON file with deployed contract addresses          |
 +-----------------+-------+------+----------------+--------------------+-----------------------------------------------------------------+
-| --gas-price     | -g    | Int  | No             |                    | Gas price in wei                                               |
+| --gas-price     | -g    | Int  | No             |                    | Gas price in gwei                                               |
 +-----------------+-------+------+----------------+--------------------+-----------------------------------------------------------------+
 | --dry-run       | -d    | Bool | No             | false              | Simulate deployment locally. :ref:`Learn more <Dry run>`        |
 +-----------------+-------+------+----------------+--------------------+-----------------------------------------------------------------+
diff --git a/packages/mars/src/options/cli.ts b/packages/mars/src/options/cli.ts
index 7acc7c3..ef6c1b4 100644
--- a/packages/mars/src/options/cli.ts
+++ b/packages/mars/src/options/cli.ts
@@ -11,7 +11,7 @@ import {
   exit,
 } from './checks'
 import { Options } from './Options'
-import { usage, ALLOWED_OPTIONS } from './usage'
+import { ALLOWED_OPTIONS, usage } from './usage'
 import path from 'path'
 
 const STRING_ARGUMENTS = ['p', 'private-key', 'i', 'infura-key', 'a', 'alchemy-key', 'e', 'etherscan-key', 'f', 'from']
@@ -60,8 +60,8 @@ export function getCommandLineOptions(): Options {
 
   const gasPrice = get(parsed, 'g', 'gas-price')
   if (gasPrice) {
-    ensureNumber(gasPrice, 'Invalid gas price provided as argument')
-    result.gasPrice = BigNumber.from(gasPrice)
+    ensureNumber(gasPrice, 'Invalid gas price (gwei) provided as argument')
+    result.gasPrice = BigNumber.from(gasPrice).mul('1000000000')
   }
 
   const dryRun = get(parsed, 'd', 'dry-run')
diff --git a/packages/mars/test/options/cli.test.ts b/packages/mars/test/options/cli.test.ts
index 3848ca9..e2a1a19 100644
--- a/packages/mars/test/options/cli.test.ts
+++ b/packages/mars/test/options/cli.test.ts
@@ -73,7 +73,7 @@ describe('getCommandLineOptions', () => {
   checkParam('infuraApiKey', 'i', 'infura-key', 'boo', 'bam bam')
   checkParam('alchemyApiKey', 'a', 'alchemy-key', 'boo', 'bam bam')
   checkParam('outputFile', 'o', 'out-file', 'file.json', '123')
-  checkParam('gasPrice', 'g', 'gas-price', '2', 'foo', BigNumber.from(2))
+  checkParam('gasPrice', 'g', 'gas-price', '2', 'foo', BigNumber.from('2000000000'))
   checkParam('dryRun', 'd', 'dry-run', '', 'asd', true)
   checkParam('fromAddress', 'f', 'from', '0xAF98FD86fBe3e490417A95B4B6c1572bB227a7CC', 'asd')
   checkParam('logFile', 'l', 'log', 'mars.log', '123')