diff --git a/app/ui/settings_dialog.glade b/app/ui/settings_dialog.glade
index 54505933..b43fa74e 100644
--- a/app/ui/settings_dialog.glade
+++ b/app/ui/settings_dialog.glade
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.22.1 
+<!-- Generated with glade 3.22.2 
 
 The MIT License (MIT)
 
@@ -1829,21 +1829,6 @@ Author: Dmitriy Yefremov
                                             <property name="top_attach">0</property>
                                           </packing>
                                         </child>
-                                        <child>
-                                          <object class="GtkRadioButton" id="h246_radio_button1">
-                                            <property name="label">mp3</property>
-                                            <property name="visible">True</property>
-                                            <property name="can_focus">True</property>
-                                            <property name="receives_default">False</property>
-                                            <property name="halign">center</property>
-                                            <property name="active">True</property>
-                                            <property name="draw_indicator">True</property>
-                                          </object>
-                                          <packing>
-                                            <property name="left_attach">3</property>
-                                            <property name="top_attach">1</property>
-                                          </packing>
-                                        </child>
                                         <child>
                                           <object class="GtkLabel" id="sample_rate_label">
                                             <property name="visible">True</property>
@@ -1889,6 +1874,21 @@ Author: Dmitriy Yefremov
                                             <property name="top_attach">1</property>
                                           </packing>
                                         </child>
+                                        <child>
+                                          <object class="GtkComboBoxText" id="audio_codec_combo_box">
+                                            <property name="visible">True</property>
+                                            <property name="can_focus">False</property>
+                                            <property name="active_id">mp3</property>
+                                            <items>
+                                              <item id="mp3" translatable="yes">mp3</item>
+                                              <item id="a52" translatable="yes">AC3</item>
+                                            </items>
+                                          </object>
+                                          <packing>
+                                            <property name="left_attach">3</property>
+                                            <property name="top_attach">1</property>
+                                          </packing>
+                                        </child>
                                       </object>
                                     </child>
                                     <child type="label">
diff --git a/app/ui/settings_dialog.py b/app/ui/settings_dialog.py
index 15891635..5a92fc8d 100644
--- a/app/ui/settings_dialog.py
+++ b/app/ui/settings_dialog.py
@@ -124,6 +124,7 @@ class SettingsDialog:
         self._audio_bitrate_field = builder.get_object("audio_bitrate_field")
         self._audio_channels_combo_box = builder.get_object("audio_channels_combo_box")
         self._audio_sample_rate_combo_box = builder.get_object("audio_sample_rate_combo_box")
+        self._audio_codec_combo_box = builder.get_object("audio_codec_combo_box")
         self._apply_presets_button.bind_property("visible", header_separator, "visible")
         self._transcoding_switch.bind_property("active", builder.get_object("record_box"), "sensitive")
         self._edit_preset_switch.bind_property("active", self._apply_presets_button, "sensitive")
@@ -633,6 +634,7 @@ class SettingsDialog:
         self._audio_bitrate_field.set_text(prs.get("ab", "0"))
         self._audio_channels_combo_box.set_active_id(prs.get("channels", "2"))
         self._audio_sample_rate_combo_box.set_active_id(prs.get("samplerate", "44100"))
+        self._audio_codec_combo_box.set_active_id(prs.get("acodec", "mp3"))
 
     def on_apply_presets(self, item):
         if not self.is_data_correct(self._digit_elems):
@@ -650,6 +652,7 @@ class SettingsDialog:
         prs["ab"] = self._audio_bitrate_field.get_text()
         prs["channels"] = self._audio_channels_combo_box.get_active_id()
         prs["samplerate"] = self._audio_sample_rate_combo_box.get_active_id()
+        prs["acodec"] = self._audio_codec_combo_box.get_active_id()
         self._ext_settings.transcoding_presets = presets
         self._edit_preset_switch.set_active(False)