diff --git a/docs/ASSETS.md b/docs/ASSETS.md
index 029a36b..f14eb26 100644
--- a/docs/ASSETS.md
+++ b/docs/ASSETS.md
@@ -7,8 +7,7 @@ tersedia atribusinya dari menu **Tentang** di aplikasi.
 | Aset | Sumber | Lisensi | Tanggal | Status | File target |
 |---|---|---|---|---|---|
 | Palet Catppuccin (Mocha/Latte) | https://github.com/catppuccin/catppuccin | MIT | — | planned (Phase 1) | `internal/ui/theme/catppuccin.go` |
-| Efek suara UI — placeholder (8 WAV, generated) | buatan sendiri (script sinus, no external) | ikut lisensi tia | 2026-10-15 | dipakai sementara (T-0.3) | `internal/audio/assets/*.wav` |
-| Efek suara UI final (click, modal, notif, error) | Kenney Interface Sounds — https://kenney.nl/assets/interface-sounds | CC0 1.0 | — | pending (T-0.6) | `internal/audio/assets/*.wav` |
+| Efek suara UI — **final** (click, navigate, modal open/close, notif success/warning/error, exec) | Kenney Interface Sounds 1.0 — https://kenney.nl/assets/interface-sounds | CC0 1.0 (file: `internal/audio/assets/kenney-license.txt`) | 2026-10-15 | **dipakai** (T-0.6) | `internal/audio/assets/*.wav` (8 file, total 176 KB) |
 | Logo ASCII `tia` | buatan sendiri | ikut lisensi tia | 2026-10 | planned (Phase 1) | `internal/ui/animation/logo.go` |
 | Ikon/glyph | Unicode standar (●, ○, ▶, ⟳, ✔, ⚠, ✕) | bebas | 2026-10 | dipakai | di kode UI |
 
diff --git a/docs/spikes/T-0.3-audio.md b/docs/spikes/T-0.3-audio.md
index ed05d88..d7a708a 100644
--- a/docs/spikes/T-0.3-audio.md
+++ b/docs/spikes/T-0.3-audio.md
@@ -54,6 +54,6 @@ TIA_AUDIO_SPIKE=1 PULSE_SERVER=unix:/nonexistent ALSA_CONFIG_PATH=/nonexistent/a
 
 ## Status follow-up
 
-- [ ] Ganti aset placeholder dengan Kenney CC0 (T-0.6)
+- [x] Ganti aset placeholder dengan Kenney CC0 (T-0.6) — 8 file, `kenney-license.txt` ikut di assets
 - [ ] Toggle suara/volume langsung dari layar Pengaturan tanpa restart (Phase 1, F-024)
 - [ ] `tia-love doctor` menampilkan status audio (Phase 1)
diff --git a/internal/audio/assets/click.wav b/internal/audio/assets/click.wav
index 5bf7057..e57e779 100644
Binary files a/internal/audio/assets/click.wav and b/internal/audio/assets/click.wav differ
diff --git a/internal/audio/assets/exec.wav b/internal/audio/assets/exec.wav
index 433002a..9f4b07b 100644
Binary files a/internal/audio/assets/exec.wav and b/internal/audio/assets/exec.wav differ
diff --git a/internal/audio/assets/kenney-license.txt b/internal/audio/assets/kenney-license.txt
new file mode 100644
index 0000000..1fc5acf
--- /dev/null
+++ b/internal/audio/assets/kenney-license.txt
@@ -0,0 +1,22 @@
+	
+
+	Interface Sounds (1.0)
+
+	Created/distributed by Kenney (www.kenney.nl)
+	Creation date: 11-02-2020
+
+			------------------------------
+
+	License: (Creative Commons Zero, CC0)
+	http://creativecommons.org/publicdomain/zero/1.0/
+
+	This content is free to use in personal, educational and commercial projects.

+	Support us by crediting Kenney or www.kenney.nl (this is not mandatory)
+
+			------------------------------
+
+	Donate:   http://support.kenney.nl
+	Patreon:  http://patreon.com/kenney/
+
+	Follow on Twitter for updates:
+	http://twitter.com/KenneyNL
\ No newline at end of file
diff --git a/internal/audio/assets/modal_close.wav b/internal/audio/assets/modal_close.wav
index a57d5d2..25db74d 100644
Binary files a/internal/audio/assets/modal_close.wav and b/internal/audio/assets/modal_close.wav differ
diff --git a/internal/audio/assets/modal_open.wav b/internal/audio/assets/modal_open.wav
index 3a949c1..496a68d 100644
Binary files a/internal/audio/assets/modal_open.wav and b/internal/audio/assets/modal_open.wav differ
diff --git a/internal/audio/assets/navigate.wav b/internal/audio/assets/navigate.wav
index 9bc9703..66b9ced 100644
Binary files a/internal/audio/assets/navigate.wav and b/internal/audio/assets/navigate.wav differ
diff --git a/internal/audio/assets/notify_error.wav b/internal/audio/assets/notify_error.wav
index fb27bae..4f01836 100644
Binary files a/internal/audio/assets/notify_error.wav and b/internal/audio/assets/notify_error.wav differ
diff --git a/internal/audio/assets/notify_success.wav b/internal/audio/assets/notify_success.wav
index a7a573d..cd7240c 100644
Binary files a/internal/audio/assets/notify_success.wav and b/internal/audio/assets/notify_success.wav differ
diff --git a/internal/audio/assets/notify_warning.wav b/internal/audio/assets/notify_warning.wav
index 41f31b6..c26f741 100644
Binary files a/internal/audio/assets/notify_warning.wav and b/internal/audio/assets/notify_warning.wav differ
diff --git a/internal/audio/sounds_test.go b/internal/audio/sounds_test.go
new file mode 100644
index 0000000..da27c83
--- /dev/null
+++ b/internal/audio/sounds_test.go
@@ -0,0 +1,20 @@
+package audio
+
+import "testing"
+
+// TestLoadSounds memastikan seluruh aset embedded valid: WAV mono/16-bit/44100
+// dan PCM tidak kosong. Gagal di sini = aset ketimpa atau berubah format.
+func TestLoadSounds(t *testing.T) {
+	sounds, err := loadSounds()
+	if err != nil {
+		t.Fatalf("loadSounds: %v", err)
+	}
+	if len(sounds) != len(allEvents) {
+		t.Fatalf("jumlah suara termuat: %d, harusnya %d", len(sounds), len(allEvents))
+	}
+	for _, ev := range allEvents {
+		if len(sounds[ev]) == 0 {
+			t.Errorf("%s: PCM kosong", ev)
+		}
+	}
+}