diff --git a/.antigravity-plugin/plugin.json b/.antigravity-plugin/plugin.json
index fcacf0f..77c42c4 100644
--- a/.antigravity-plugin/plugin.json
+++ b/.antigravity-plugin/plugin.json
@@ -1,7 +1,7 @@
 {
   "name": "unity",
   "displayName": "Unity",
-  "version": "0.1.8-beta",
+  "version": "0.1.9-beta",
   "description": "Unity's official plugin for Antigravity, with curated skills for game development, monetization, and performance optimization.",
   "logo": "assets/unity-tile.svg",
   "suggestedPrompts": [
diff --git a/.claude-plugin/plugin.json b/.claude-plugin/plugin.json
index 5097208..fe83553 100644
--- a/.claude-plugin/plugin.json
+++ b/.claude-plugin/plugin.json
@@ -1,7 +1,7 @@
 {
   "name": "unity",
   "displayName": "Unity",
-  "version": "0.1.8-beta",
+  "version": "0.1.9-beta",
   "description": "Unity's official plugin for coding agents, with curated skills for game development, monetization, and performance optimization.",
   "author": {
     "name": "Unity Technologies",
diff --git a/.codex-plugin/plugin.json b/.codex-plugin/plugin.json
index 1bc5e8d..de0be7b 100644
--- a/.codex-plugin/plugin.json
+++ b/.codex-plugin/plugin.json
@@ -1,6 +1,6 @@
 {
   "name": "unity",
-  "version": "0.1.8-beta",
+  "version": "0.1.9-beta",
   "description": "Unity's official plugin for Codex, with curated skills for game development, monetization, and performance optimization.",
   "author": {
     "name": "Unity Technologies",
diff --git a/.github/README.md b/.github/README.md
index caa9401..5a1e231 100644
--- a/.github/README.md
+++ b/.github/README.md
@@ -78,7 +78,7 @@ also shows `unity` as installed and enabled.
 
 ```
 PLUGIN                    STATUS              VERSION
-unity@unity-agent-plugin  installed, enabled  0.1.8-beta
+unity@unity-agent-plugin  installed, enabled  0.1.9-beta
 ```
 
 **Grok**: type `/` and the skills appear in the slash menu. Grok uses the plain skill
@@ -89,14 +89,14 @@ installed skill shares the same name. `grok plugin list` shows `unity`, and
 **Antigravity** — run `agy plugin list`:
 
 ```
-- unity (enabled, 0.1.8-beta)
+- unity (enabled, 0.1.9-beta)
 ```
 
 **GitHub Copilot CLI** — run `copilot plugin list`:
 
 ```
 Installed plugins:
-  • unity@unity-agent-plugin (v0.1.8-beta)
+  • unity@unity-agent-plugin (v0.1.9-beta)
 ```
 
 `copilot skill list` lists the Unity skills under "Plugin skills".
diff --git a/scripts/plugin-metadata.json b/scripts/plugin-metadata.json
index 0d3576c..3e16528 100644
--- a/scripts/plugin-metadata.json
+++ b/scripts/plugin-metadata.json
@@ -1,5 +1,5 @@
 {
-  "version": "0.1.8-beta",
+  "version": "0.1.9-beta",
   "author": {
     "name": "Unity Technologies",
     "url": "https://unity.com"
diff --git a/scripts/sync-manifests.mts b/scripts/sync-manifests.mts
index a47f80c..8144528 100644
--- a/scripts/sync-manifests.mts
+++ b/scripts/sync-manifests.mts
@@ -103,13 +103,15 @@ for (const { file, set } of targets) {
   else writeFileSync(file, after);
 }
 
-// The sample `codex plugin list` and `agy plugin list` output in the README shows the version.
-// Only those two lines are matched, so other version numbers in the README are left alone.
+// The sample `codex plugin list`, `agy plugin list` and `copilot plugin list` output in the
+// README shows the version. Only those three lines are matched, so other version numbers in
+// the README are left alone.
 const readme = '.github/README.md';
 // Group 1 is the text before the version, group 2 the version itself.
 const samples = [
   /^(unity@unity-agent-plugin\s+installed, enabled\s+)(\S+)$/m,
   /^(- unity \(enabled, )([^)]+)\)$/m,
+  /^(\s+• unity@unity-agent-plugin \(v)([^)]+)\)$/m,
 ];
 let readmeText = readFileSync(readme, 'utf8').replace(/\r\n/g, '\n');
 const staleVersions = new Set<string>();