diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index f40a0d7..694265c 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,5 +1,8 @@
 Music Caster Changelog
 
+5.22.3
+- [Feat] Support "System Audio" in REST API
+
 5.22.2
 - [Feat] Support "System Audio" in CLI
 
diff --git a/src/meta.py b/src/meta.py
index 8bb6cf4..5099246 100644
--- a/src/meta.py
+++ b/src/meta.py
@@ -1,4 +1,4 @@
-VERSION = latest_version = '5.22.2'
+VERSION = latest_version = '5.22.3'
 UPDATE_MESSAGE = """
 [NEW] Support "System Audio" in CLI
 [MSG] Language translators wanted
diff --git a/src/music_caster.py b/src/music_caster.py
index a47ee0b..7ad7fb1 100644
--- a/src/music_caster.py
+++ b/src/music_caster.py
@@ -1046,9 +1046,12 @@ def api_play():
                     if not queue_only and not play_next and settings['queue_library'] and merge_plays == 0:
                         queue_all()
             elif 'uri' in request_data:
-                play_uris([request_data['uri']], queue_uris=queue_only, play_next=play_next, merge_tracks=merge_plays)
-                if settings['queue_library']:
-                    queue_all()
+                if request_data['uri'].lower().replace(' ', '').replace('_', '') == 'systemaudio':
+                    play_system_audio()
+                else:
+                    play_uris([request_data['uri']], queue_uris=queue_only, play_next=play_next, merge_tracks=merge_plays)
+                    if settings['queue_library']:
+                        queue_all()
         else:
             recent_api_plays['play'] += 1
         return redirect('/') if request.method == 'GET' else api_state()