diff --git a/platform/hermes/config.yaml b/platform/hermes/config.yaml
index 07a5f28..2f272de 100644
--- a/platform/hermes/config.yaml
+++ b/platform/hermes/config.yaml
@@ -149,7 +149,7 @@ mcp_servers:
     timeout: 300
     connect_timeout: 30
     supports_parallel_tool_calls: false
-  homeassistant:
+  homeassistant-admin:
     url: "http://mcp-homeassistant:8000/mcp"
     timeout: 300
     connect_timeout: 30
diff --git a/platform/hermes/install-profiles.sh b/platform/hermes/install-profiles.sh
index 2fb6620..70c11a0 100755
--- a/platform/hermes/install-profiles.sh
+++ b/platform/hermes/install-profiles.sh
@@ -52,10 +52,21 @@ import pathlib
 
 root = pathlib.Path(os.environ["HERMES_DATA_DIR"]) / "profiles"
 placeholder = "${ROUTER_API_KEY}"
-for path in sorted(root.glob("*/config.yaml")):
+paths = [pathlib.Path(os.environ["HERMES_DATA_DIR"]) / "config.yaml"]
+paths.extend(sorted(root.glob("*/config.yaml")))
+for path in paths:
+    if not path.exists():
+        continue
     text = path.read_text()
     if placeholder in text:
-        path.write_text(text.replace(placeholder, os.environ["ROUTER_API_KEY"], 1))
+        text = text.replace(placeholder, os.environ["ROUTER_API_KEY"], 1)
+    # Avoid collision with Hermes' disabled built-in `homeassistant` toolset.
+    # The collision filters the healthy external MCP out of agent snapshots.
+    text = text.replace(
+        "\n  homeassistant:\n    url: http://mcp-homeassistant:8000/mcp\n",
+        "\n  homeassistant-admin:\n    url: http://mcp-homeassistant:8000/mcp\n",
+    )
+    path.write_text(text)
 PY
 
 "${STACK_DIR:-/opt/mike-ai/stack}/platform/hermes/install-skills.sh"