diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8c2916b8..5b5dd416 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,10 @@
 All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
+## [2.125.3](https://github.com/open-horizon/exchange-api/pull/727) - 2024-10-31
+- issue 597: Rework unit-test for ExchangeConfigSuite.
+- Increased the number of test cases to cover corner cases for ExchangeConfig.
+
 ## [2.125.2](https://github.com/open-horizon/exchange-api/pull/726) - 2024-10-31
 - issue 607: Rework unit-test for version.
 - Increased the number of test cases to cover corner cases for Version.
diff --git a/docs/openapi-3-developer.json b/docs/openapi-3-developer.json
index 0b97b0dc..0a4fd53d 100644
--- a/docs/openapi-3-developer.json
+++ b/docs/openapi-3-developer.json
@@ -8,7 +8,7 @@
       "name" : "Apache License Version 2.0",
       "url" : "https://www.apache.org/licenses/LICENSE-2.0"
     },
-    "version" : "2.125.2"
+    "version" : "2.125.3"
   },
   "externalDocs" : {
     "description" : "Open-horizon ExchangeAPI",
diff --git a/docs/openapi-3-user.json b/docs/openapi-3-user.json
index 01b27f4c..ca8e4082 100644
--- a/docs/openapi-3-user.json
+++ b/docs/openapi-3-user.json
@@ -8,7 +8,7 @@
       "name" : "Apache License Version 2.0",
       "url" : "https://www.apache.org/licenses/LICENSE-2.0"
     },
-    "version" : "2.125.2"
+    "version" : "2.125.3"
   },
   "externalDocs" : {
     "description" : "Open-horizon ExchangeAPI",
diff --git a/src/main/resources/version.txt b/src/main/resources/version.txt
index 394b36fa..01a32c8b 100644
--- a/src/main/resources/version.txt
+++ b/src/main/resources/version.txt
@@ -1 +1 @@
-2.125.2
+2.125.3