diff --git a/extras/miniaudio_libvorbis.h b/extras/miniaudio_libvorbis.h
index 25eaf094..4f43c44e 100644
--- a/extras/miniaudio_libvorbis.h
+++ b/extras/miniaudio_libvorbis.h
@@ -418,7 +418,7 @@ MA_API ma_result ma_libvorbis_get_data_format(ma_libvorbis* pVorbis, ma_format*
         }
 
         if (pChannelMap != NULL) {
-            ma_get_standard_channel_map(ma_standard_channel_map_vorbis, (ma_uint32)ma_min(pInfo->channels, channelMapCap), pChannelMap);
+            ma_get_standard_channel_map(ma_standard_channel_map_vorbis, (ma_uint32)ma_min((size_t)pInfo->channels, channelMapCap), pChannelMap);
         }
 
         return MA_SUCCESS;