diff --git a/Homarus/cfg/config.example.yaml b/Homarus/cfg/config.example.yaml
index eb223daf..861a2804 100644
--- a/Homarus/cfg/config.example.yaml
+++ b/Homarus/cfg/config.example.yaml
@@ -7,12 +7,18 @@ homarus:
       - video/mp4
       - video/x-msvideo
       - video/ogg
+      - audio/x-wav
+      - audio/mpeg
+      - audio/aac
     default: video/mp4
   mime_to_format:
     valid:
       - video/mp4_mp4
       - video/x-msvideo_avi
       - video/ogg_ogg
+      - audio/x-wav_wav
+      - audio/mpeg_mp3
+      - audio/aac_m4a
     default: mp4
 
 fedora_resource:
diff --git a/Homarus/src/Controller/HomarusController.php b/Homarus/src/Controller/HomarusController.php
index 1af75b67..c573b200 100644
--- a/Homarus/src/Controller/HomarusController.php
+++ b/Homarus/src/Controller/HomarusController.php
@@ -125,7 +125,7 @@ public function convert(Request $request)
         $args = $request->headers->get('X-Islandora-Args');
         $this->log->debug("X-Islandora-Args:", ['args' => $args]);
 
-        $cmd_string = "$this->executable -i $source $cmd_params -f $format -";
+        $cmd_string = "$this->executable -i $source $args $cmd_params -f $format -";
         $this->log->debug('Ffempg Command:', ['cmd' => $cmd_string]);
 
         // Return response.