diff --git a/.agents/external-skills.json b/.agents/external-skills.json
index 038811c..638e071 100644
--- a/.agents/external-skills.json
+++ b/.agents/external-skills.json
@@ -3,5 +3,10 @@
     "repo": "twostraws/swiftui-agent-skill",
     "path": "swiftui-pro",
     "ref": "61b74001b64b292da8397355464d7c8a4c2c7d89"
+  },
+  "swift-concurrency-pro": {
+    "repo": "twostraws/Swift-Concurrency-Agent-Skill",
+    "path": "swift-concurrency-pro",
+    "ref": "e710f8d577ccbff1ac047aac1594a5683000cb0b"
   }
 }
diff --git a/.agents/skills/.gitignore b/.agents/skills/.gitignore
index ef7c27b..4ac8f97 100644
--- a/.agents/skills/.gitignore
+++ b/.agents/skills/.gitignore
@@ -1,2 +1,3 @@
 # External skills — fetched via ./sync-agents --install
+/swift-concurrency-pro/
 /swiftui-pro/