diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 60258cab..fccd7edf 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{".":"8.17.1"}
+{".":"8.18.0"}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ca9c8f15..7e51d6e6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file.
 
+## [8.18.0](https://github.com/iExecBlockchainComputing/iexec-sdk/compare/v8.17.1...v8.18.0) (2025-08-06)
+
+
+### Added
+
+* add support for arbitrum-mainnet ([#460](https://github.com/iExecBlockchainComputing/iexec-sdk/issues/460)) ([8607611](https://github.com/iExecBlockchainComputing/iexec-sdk/commit/8607611e046e53b9cf4b1059a672bfd76c536ff9))
+
 ## [8.17.1](https://github.com/iExecBlockchainComputing/iexec-sdk/compare/v8.17.0...v8.17.1) (2025-07-29)
 
 
diff --git a/package-lock.json b/package-lock.json
index c410abeb..63eea081 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "iexec",
-  "version": "8.17.1",
+  "version": "8.18.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "iexec",
-      "version": "8.17.1",
+      "version": "8.18.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@ensdomains/ens-contracts": "^1.2.5",
diff --git a/package.json b/package.json
index f859a4b0..7e567abd 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "iexec",
-  "version": "8.17.1",
+  "version": "8.18.0",
   "description": "iExec SDK",
   "bin": {
     "iexec": "dist/esm/cli/cmd/iexec.js"