diff --git a/desktop_version/src/Music.cpp b/desktop_version/src/Music.cpp
index 49dcf26b..1ca6eb84 100644
--- a/desktop_version/src/Music.cpp
+++ b/desktop_version/src/Music.cpp
@@ -134,7 +134,7 @@ public:
         format.nSamplesPerSec = spec.freq;
         format.wFormatTag = FAUDIO_FORMAT_PCM;
         format.wBitsPerSample = SDL_AUDIO_BITSIZE(spec.format);
-        format.nBlockAlign = format.nChannels * format.wBitsPerSample;
+        format.nBlockAlign = format.nChannels * (format.wBitsPerSample / 8);
         format.nAvgBytesPerSec = format.nSamplesPerSec * format.nBlockAlign;
         format.cbSize = 0;
         valid = true;
@@ -158,7 +158,7 @@ end:
         format.wBitsPerSample = sizeof(float) * 8;
         format.nChannels = vorbis_info.channels;
         format.nSamplesPerSec = vorbis_info.sample_rate;
-        format.nBlockAlign = format.nChannels * format.wBitsPerSample;
+        format.nBlockAlign = format.nChannels * (format.wBitsPerSample / 8);
         format.nAvgBytesPerSec = format.nSamplesPerSec * format.nBlockAlign;
         format.cbSize = 0;
 
@@ -210,7 +210,7 @@ end:
                 }
                 FAudioBuffer faudio_buffer = {
                     FAUDIO_END_OF_STREAM, /* Flags */
-                    wav_length * 8, /* AudioBytes */
+                    wav_length, /* AudioBytes */
                     wav_buffer, /* AudioData */
                     0, /* playbegin */
                     0, /* playlength */
@@ -262,7 +262,7 @@ end:
                 format.nSamplesPerSec = audio_rate;
                 format.wFormatTag = FAUDIO_FORMAT_PCM;
                 format.wBitsPerSample = 16;
-                format.nBlockAlign = format.nChannels * format.wBitsPerSample;
+                format.nBlockAlign = format.nChannels * (format.wBitsPerSample / 8);
                 format.nAvgBytesPerSec = format.nSamplesPerSec * format.nBlockAlign;
                 format.cbSize = 0;
                 voice_formats[i] = format;
@@ -392,7 +392,7 @@ public:
         format.wBitsPerSample = sizeof(float) * 8;
         format.nChannels = vorbis_info.channels;
         format.nSamplesPerSec = vorbis_info.sample_rate;
-        format.nBlockAlign = format.nChannels * format.wBitsPerSample;
+        format.nBlockAlign = format.nChannels * (format.wBitsPerSample / 8);
         format.nAvgBytesPerSec = format.nSamplesPerSec * format.nBlockAlign;
         format.cbSize = 0;