diff --git a/apps/renderer.c b/apps/renderer.c
index c5636aecd4a0f1ca502635191f090d61f96c8186..f317178b9361fef5aa699ee2990a37bfaa3dd968 100644
--- a/apps/renderer.c
+++ b/apps/renderer.c
@@ -3679,14 +3679,20 @@ static void parseCombinedFormatInput(
         inConfig->numAmbisonicsBuses = 1;
         inConfig->ambisonicsBuses[0].audioConfig = audioConfig;
         inConfig->ambisonicsBuses[0].inputChannelIndex = inConfig->numAudioObjects;
+#ifdef NONBE_1352_HARMONIZE_OSBA_LOUDNESS
+        inConfig->ambisonicsBuses[0].gain_dB = 0.f;
+#else
         inConfig->ambisonicsBuses[0].gain_dB = -6.f;
+#endif
         *configString += 4;
 
         /* Modify input gain for objects too */
+#ifndef NONBE_1352_HARMONIZE_OSBA_LOUDNESS
         for ( int16_t i = 0; i < inConfig->numAudioObjects; ++i )
         {
             inConfig->audioObjects[i].gain_dB = -6.f;
         }
+#endif
     }
     else if ( audioConfig == IVAS_AUDIO_CONFIG_MASA1 || audioConfig == IVAS_AUDIO_CONFIG_MASA2 )
     {