diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index c5dba698..93d3d86d 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,4 +1,4 @@
 {
   ".": "2.0.1",
-  "dapp": "1.0.1"
+  "dapp": "2.0.0"
 } 
\ No newline at end of file
diff --git a/dapp/CHANGELOG.md b/dapp/CHANGELOG.md
index 730a5369..7111a986 100644
--- a/dapp/CHANGELOG.md
+++ b/dapp/CHANGELOG.md
@@ -2,6 +2,23 @@
 
 All notable changes to this project will be documented in this file.
 
+## [2.0.0](https://github.com/iExecBlockchainComputing/web3mail-sdk/compare/dapp-v1.0.1...dapp-v2.0.0) (2026-10-01)
+
+
+### ⚠ BREAKING CHANGES
+
+* **dapp:** the app developer secret key `MAILGUN_APIKEY` is replaced by `BOUNCER_APIKEY`; the app secret must be pushed again with the new key
+* remove bellecour and SGX Scone support ([#260](https://github.com/iExecBlockchainComputing/web3mail-sdk/issues/260))
+
+### Added
+
+* **dapp:** replace mailgun with bouncer for email validation ([aad45e2](https://github.com/iExecBlockchainComputing/web3mail-sdk/commit/aad45e207451200aef1af35fc07c17263da6ac66))
+
+
+### Changed
+
+* remove bellecour and SGX Scone support ([#260](https://github.com/iExecBlockchainComputing/web3mail-sdk/issues/260)) ([713762b](https://github.com/iExecBlockchainComputing/web3mail-sdk/commit/713762b1a17367c849243ab2877f061e48a4ff05))
+
 ## [1.0.1](https://github.com/iExecBlockchainComputing/web3mail-sdk/compare/dapp-v1.0.0...dapp-v1.0.1) (2026-04-17)
 
 
diff --git a/dapp/package-lock.json b/dapp/package-lock.json
index a02cfd57..0772f6bd 100644
--- a/dapp/package-lock.json
+++ b/dapp/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "dapp",
-  "version": "1.0.1",
+  "version": "2.0.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "dapp",
-      "version": "1.0.1",
+      "version": "2.0.0",
       "license": "ISC",
       "dependencies": {
         "@iexec/dataprotector-deserializer": "^0.1.0",
diff --git a/dapp/package.json b/dapp/package.json
index c75c4979..41ce3094 100644
--- a/dapp/package.json
+++ b/dapp/package.json
@@ -1,6 +1,6 @@
 {
   "name": "dapp",
-  "version": "1.0.1",
+  "version": "2.0.0",
   "description": "",
   "main": "index.js",
   "engines": {