diff --git a/CHANGELOG.md b/CHANGELOG.md
index cc37840d..7774d51d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.22.3] - 2026-10-04
+
+### Fixed
+- A per-coin HUB_SEED_URLS now suppresses the default HUB_API_URL in generated indexer config.
+
 ## [0.22.2] - 2026-10-04
 
 ### Changed
diff --git a/package-lock.json b/package-lock.json
index 6fb05f23..81badec8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "xchain-node",
-  "version": "0.22.2",
+  "version": "0.22.3",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "xchain-node",
-      "version": "0.22.2",
+      "version": "0.22.3",
       "license": "AGPL-3.0-or-later",
       "dependencies": {
         "@dankest-llc/xchain-sdk": "^0.18.0",
diff --git a/package.json b/package.json
index 4e24ac80..2e936a6d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "xchain-node",
-  "version": "0.22.2",
+  "version": "0.22.3",
   "description": "xchain-node allows users to install, configure and run XChain platform nodes.",
   "license": "AGPL-3.0-or-later",
   "repository": {
diff --git a/src/release-manifest.json b/src/release-manifest.json
index a993ea18..067fd8e6 100644
--- a/src/release-manifest.json
+++ b/src/release-manifest.json
@@ -1,9 +1,10 @@
 {
     "_comment": [
-        "Pinned component set for XChain Platform v0.22.2.",
+        "Pinned component set for XChain Platform v0.22.3.",
         "Generated by bin/write-release-manifest.js from the ACTUAL tagged master merge commits.",
         "xchain-node is the carrier and is not listed: checking out its tag IS this manifest.",
-        "A train tags only the repos it touches. This one moves xchain-hub.",
+        "A train tags only the repos it touches. This one moves none of the pinned",
+        "components: every pin below is carried forward from the train it last shipped in.",
         "Every other component is unchanged and keeps the tag it already carries, which is",
         "what section 4 means by a version being the platform version at which a component",
         "last changed. A gap is unchanged, not skipped.",
@@ -12,7 +13,7 @@
         "repo's origin/master, and is a GPG-signed annotated tag verifying against the",
         "platform release key (fingerprint 1DA7C4896F56EA22CF491EDF4361611A82F90B70)."
     ],
-    "platform_version": "0.22.2",
+    "platform_version": "0.22.3",
     "released": "2026-10-04",
     "components": {
         "xchain-vm": {
diff --git a/src/services/config_service/database.js b/src/services/config_service/database.js
index 398c02cd..d1e528f4 100644
--- a/src/services/config_service/database.js
+++ b/src/services/config_service/database.js
@@ -120,9 +120,12 @@ function setIndexerHubPassword(defaultConfig, defaultValues, module) {
 }
 
 function mergeDefaults(defaultConfig, defaultValues) {
-    if (defaultValues.HUB_SEED_URLS) delete defaultConfig.HUB_API_URL
+    const hasHubSeedUrls = defaultConfig.HUB_SEED_URLS || defaultValues.HUB_SEED_URLS
+    if (hasHubSeedUrls) delete defaultConfig.HUB_API_URL
     for (const key in defaultValues) {
-        if (!(key in defaultConfig)) defaultConfig[key] = defaultValues[key]
+        if (!(key in defaultConfig) && !(hasHubSeedUrls && key === "HUB_API_URL")) {
+            defaultConfig[key] = defaultValues[key]
+        }
     }
 }
 
diff --git a/test/unit/config_service.test/hub_seed_suppresses_api_url.test.js b/test/unit/config_service.test/hub_seed_suppresses_api_url.test.js
new file mode 100644
index 00000000..2bb99780
--- /dev/null
+++ b/test/unit/config_service.test/hub_seed_suppresses_api_url.test.js
@@ -0,0 +1,50 @@
+'use strict'
+
+const { expect, makeServiceWithConfig } = require('./helpers.test')
+
+describe('mergeDefaults hub seed selection', function () {
+    const hubApiUrl = 'http://xchain-node-xchain-hub:10000'
+    let savedHubSeedUrls
+
+    beforeEach(function () {
+        savedHubSeedUrls = process.env.HUB_SEED_URLS
+        delete process.env.HUB_SEED_URLS
+    })
+
+    afterEach(function () {
+        if (savedHubSeedUrls === undefined) delete process.env.HUB_SEED_URLS
+        else process.env.HUB_SEED_URLS = savedHubSeedUrls
+    })
+
+    it('omits the default hub API URL when the per-coin config has seed URLs', async function () {
+        const config = await makeServiceWithConfig('HUB_SEED_URLS=default\n')
+            .getDefaultConfig('xchain-indexer', 'dogecoin', 'mainnet')
+
+        expect(config.HUB_SEED_URLS).to.equal('default')
+        expect(config).not.to.have.property('HUB_API_URL')
+    })
+
+    it('omits the hub API URL when host defaults have seed URLs', async function () {
+        process.env.HUB_SEED_URLS = 'default'
+        const config = await makeServiceWithConfig('HUB_API_URL=http://old-feed.example:10002\n')
+            .getDefaultConfig('xchain-indexer', 'dogecoin', 'mainnet')
+
+        expect(config.HUB_SEED_URLS).to.equal('default')
+        expect(config).not.to.have.property('HUB_API_URL')
+    })
+
+    it('keeps the default hub API URL when no seed URLs are set', async function () {
+        const config = await makeServiceWithConfig('')
+            .getDefaultConfig('xchain-indexer', 'dogecoin', 'mainnet')
+
+        expect(config.HUB_API_URL).to.equal(hubApiUrl)
+    })
+
+    it('keeps an explicit per-coin hub API URL when no seed URLs are set', async function () {
+        const explicitUrl = 'http://feed.example:10002'
+        const config = await makeServiceWithConfig('HUB_API_URL=' + explicitUrl + '\n')
+            .getDefaultConfig('xchain-indexer', 'dogecoin', 'mainnet')
+
+        expect(config.HUB_API_URL).to.equal(explicitUrl)
+    })
+})