diff --git a/src/audio/sampman_miles.cpp b/src/audio/sampman_miles.cpp
index 406e8716..5893ea64 100644
--- a/src/audio/sampman_miles.cpp
+++ b/src/audio/sampman_miles.cpp
@@ -2289,7 +2289,7 @@ cSampleManager::SetStreamedVolumeAndPan(uint8 nVolume, uint8 nPan, uint8 nEffect
 			if ( nEffectFlag )
 			{
 				if ( nStream == 1 ) // TODO(MIAMI): || nStream == 2 when we have second mission channel?
-					AIL_set_stream_volume(mp3Stream[nStream], 64*vol*m_nEffectsVolume >> 14);
+					AIL_set_stream_volume(mp3Stream[nStream], 128*vol*m_nEffectsVolume >> 14);
 				else
 					AIL_set_stream_volume(mp3Stream[nStream], m_nEffectsFadeVolume*vol*m_nEffectsVolume >> 14);
 			}
diff --git a/src/audio/sampman_oal.cpp b/src/audio/sampman_oal.cpp
index 210d128e..767e4aa0 100644
--- a/src/audio/sampman_oal.cpp
+++ b/src/audio/sampman_oal.cpp
@@ -1319,7 +1319,7 @@ cSampleManager::SetStreamedVolumeAndPan(uint8 nVolume, uint8 nPan, uint8 nEffect
 	{
 		if ( nEffectFlag ) {
 			if ( nStream == 1 ) // TODO(MIAMI): || nStream == 2 when we have second mission channel?
-				stream->SetVolume(64*vol*m_nEffectsVolume >> 14)
+				stream->SetVolume(128*vol*m_nEffectsVolume >> 14)
 			else
 				stream->SetVolume(m_nEffectsFadeVolume*nVolume*m_nEffectsVolume >> 14);
 		}