diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8d8cc65..581dc70 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -11,8 +11,8 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-20.04, windows-latest, macOS-latest]
-        python-version: [3.5, 3.6, 3.7, 3.8, 3.9, 3.10.0, 3.11.0]
+        os: [ubuntu-20.04, windows-2022, macOS-13]
+        python-version: [3.6, 3.7, 3.8, 3.9, 3.10.0, 3.11.0]
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python ${{ matrix.python-version }}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 555aac3..407780c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ### Added
 - `sound_check` function
 ### Changed
+- `playsound` replaced with `nava`
+- `nava` added to `requirements.txt`
 - Test system modified
 - `Python 3.11` added to `test.yml`
 - CLI mode updated
diff --git a/dev-requirements.txt b/dev-requirements.txt
index bc66e85..65985a2 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,5 +1,5 @@
 art==5.9
-playsound==1.3.0
+nava==0.3
 codecov>=2.0.15
 pytest>=4.3.1
 pytest-cov>=2.6.1
diff --git a/nafas/functions.py b/nafas/functions.py
index 51a7eaa..043e7f8 100644
--- a/nafas/functions.py
+++ b/nafas/functions.py
@@ -5,8 +5,7 @@
 from nafas.params import NAFAS_DESCRIPTION, NAFAS_NOTICE, STANDARD_MENU, STANDARD_MENU_ORDER, STEP_MAP
 from nafas.params import PROGRAMS, PROGRAM_DESCRIPTION, SOUND_MAP, STEP_TEMPLATE, CYCLE_TEMPLATE
 from nafas.params import SOUND_WARNING_MESSAGE
-import playsound
-import threading
+import nava
 import os
 from warnings import warn
 
@@ -132,7 +131,7 @@ def sound_check():
     """
     sound_path = get_sound_path(SOUND_MAP['Silence'])
     try:
-        playsound.playsound(sound_path)
+        nava.play(sound_path)
     except Exception:
         warn(SOUND_WARNING_MESSAGE, RuntimeWarning)
 
@@ -276,38 +275,15 @@ def graphic_counter(delay_time):
     print()
 
 
-def _playsound_async(sound_path, debug):
-    """
-    Play sound asynchronous in a thread.
-
-    :param sound_path: sound path
-    :type sound_path: str
-    :param debug: debug mode flag
-    :type debug: bool
-    :return: None
-    """
-    try:
-        playsound.playsound(sound_path)
-    except Exception as e:
-        if debug:
-            print(str(e))
-
-
-def play_sound(sound_path, debug=False):
+def play_sound(sound_path):
     """
     Play inputted sound file.
 
     :param sound_path: sound path
     :type sound_path: str
-    :param debug: debug mode flag
-    :type debug: bool
-    :return: new thread as threading.Thread object
+    :return: sound id as int
     """
-    new_thread = threading.Thread(
-        target=_playsound_async, args=(
-            sound_path, debug,), daemon=True)
-    new_thread.start()
-    return new_thread
+    return nava.play(sound_path, async_mode=True)
 
 
 def run(program_data):
@@ -324,15 +300,15 @@ def run(program_data):
     unit = program_data["unit"]
     pre = program_data["pre"]
     print("Preparing ", end="", flush=True)
-    sound_thread = play_sound(get_sound_path(SOUND_MAP['Prepare']))
+    sid = play_sound(get_sound_path(SOUND_MAP['Prepare']))
     graphic_counter(pre)
     line()
     time.sleep(1)
-    sound_thread.join()
-    sound_thread = play_sound(get_sound_path(SOUND_MAP['Start']))
+    nava.stop(sid)
+    sid = play_sound(get_sound_path(SOUND_MAP['Start']))
     print("Start", flush=True)
     time.sleep(1)
-    sound_thread.join()
+    nava.stop(sid)
     line()
     time.sleep(1)
     for i in range(cycle):
@@ -341,15 +317,16 @@ def run(program_data):
         for index, item in enumerate(ratio):
             if item != 0:
                 item_name = STEP_MAP[index]
-                sound_thread = play_sound(get_sound_path(SOUND_MAP[item_name]))
+                sid = play_sound(get_sound_path(SOUND_MAP[item_name]))
                 print(
                     STEP_TEMPLATE.format(
                         item_name, str(
                             unit * item)), flush=True)
                 graphic_counter(item * unit)
-                sound_thread.join()
+                nava.stop(sid)
         time.sleep(1)
         line()
-    sound_thread = play_sound(get_sound_path(SOUND_MAP['End']))
+    sid = play_sound(get_sound_path(SOUND_MAP['End']))
     print("Well done!", flush=True)
-    sound_thread.join()
+    time.sleep(2)
+    nava.stop(sid)
diff --git a/requirements.txt b/requirements.txt
index bfb003f..68c8786 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,2 @@
 art>=1.8
-playsound>=1.0.0
-
+nava>=0.4
diff --git a/test/test.py b/test/test.py
index 7c55ac1..aa430d0 100644
--- a/test/test.py
+++ b/test/test.py
@@ -128,9 +128,10 @@
 . . . .
 ######################################################################
 Well done!
->>> play_sound(1, debug=False).join()
->>> play_sound(1, debug=True).join()
-ignore_this_message
+>>> sid = play_sound(1)
+Traceback (most recent call last):
+        ...
+nava.errors.NavaBaseError: Sound file's path should be a string.
 >>> try:
 ...     wave_path = os.path.join("nafas", "sounds", "silence.wav")
 ...     temp_path = os.path.join("nafas", "sounds", "temp.wav")