diff --git a/README.md b/README.md
index 021cce8..11a187a 100644
--- a/README.md
+++ b/README.md
@@ -125,6 +125,11 @@ systemctl --user daemon-reload
 systemctl --user enable --now aman
 ```
 
+Service notes:
+
+- The user unit launches `uv` via `/usr/bin/env`; ensure `uv` is available in your user `PATH` (for example `~/.local/bin`).
+- Inspect failures with `systemctl --user status aman` and `journalctl --user -u aman -f`.
+
 ## Usage
 
 - Press the hotkey once to start recording.
diff --git a/src/aman.py b/src/aman.py
index abb3f1b..adffaa7 100755
--- a/src/aman.py
+++ b/src/aman.py
@@ -16,7 +16,7 @@ from typing import Any
 
 from aiprocess import LlamaProcessor
 from config import Config, load, redacted_dict
-from constants import RECORD_TIMEOUT_SEC, STT_LANGUAGE
+from constants import MODEL_PATH, RECORD_TIMEOUT_SEC, STT_LANGUAGE
 from desktop import get_desktop_adapter
 from recorder import start_recording as start_audio_recording
 from recorder import stop_recording as stop_audio_recording
@@ -386,6 +386,16 @@ def main():
         args.config or str(Path.home() / ".config" / "aman" / "config.json"),
         json.dumps(redacted_dict(cfg), indent=2),
     )
+    logging.info(
+        "runtime: pid=%s session=%s display=%s wayland_display=%s verbose=%s dry_run=%s",
+        os.getpid(),
+        os.getenv("XDG_SESSION_TYPE", ""),
+        os.getenv("DISPLAY", ""),
+        os.getenv("WAYLAND_DISPLAY", ""),
+        args.verbose,
+        args.dry_run,
+    )
+    logging.info("model cache path: %s", MODEL_PATH)
 
     try:
         desktop = get_desktop_adapter()
diff --git a/systemd/aman.service b/systemd/aman.service
index 4a8132c..a09ff21 100644
--- a/systemd/aman.service
+++ b/systemd/aman.service
@@ -5,7 +5,8 @@ After=default.target
 [Service]
 Type=simple
 WorkingDirectory=%h/.local/share/aman
-ExecStart=/usr/bin/uv run python3 %h/.local/share/aman/src/aman.py --config %h/.config/aman/config.json
+Environment=PATH=%h/.local/bin:/usr/local/bin:/usr/bin:/bin
+ExecStart=/usr/bin/env uv run python3 %h/.local/share/aman/src/aman.py --config %h/.config/aman/config.json
 Restart=on-failure
 RestartSec=2