diff --git a/src/decoder/plugins/AudiofileDecoderPlugin.cxx b/src/decoder/plugins/AudiofileDecoderPlugin.cxx
index 1bda4faa9..eff898c3b 100644
--- a/src/decoder/plugins/AudiofileDecoderPlugin.cxx
+++ b/src/decoder/plugins/AudiofileDecoderPlugin.cxx
@@ -129,7 +129,7 @@ audiofile_file_seek(AFvirtualfile *vfile, AFfileoffset _offset,
 static AFvirtualfile *
 setup_virtual_fops(AudioFileInputStream &afis) noexcept
 {
-	AFvirtualfile *vf = (AFvirtualfile *)malloc(sizeof(*vf));
+	auto vf = (AFvirtualfile *)malloc(sizeof(AFvirtualfile));
 	vf->closure = &afis;
 	vf->write = nullptr;
 	vf->read    = audiofile_file_read;
diff --git a/src/mixer/plugins/PulseMixerPlugin.cxx b/src/mixer/plugins/PulseMixerPlugin.cxx
index d4d2d3767..9aa53f107 100644
--- a/src/mixer/plugins/PulseMixerPlugin.cxx
+++ b/src/mixer/plugins/PulseMixerPlugin.cxx
@@ -214,7 +214,7 @@ PulseMixer::GetVolume()
 int
 PulseMixer::GetVolumeInternal()
 {
-	pa_volume_t max_pa_volume = pa_volume_t(volume_scale_factor * PA_VOLUME_NORM);
+	auto max_pa_volume = pa_volume_t(volume_scale_factor * PA_VOLUME_NORM);
 	return online ?
 		(int)((100 * (pa_cvolume_avg(&volume) + 1)) / max_pa_volume)
 		: -1;
@@ -228,7 +228,7 @@ PulseMixer::SetVolume(unsigned new_volume)
 	if (!online)
 		throw std::runtime_error("disconnected");
 
-	pa_volume_t max_pa_volume = pa_volume_t(volume_scale_factor * PA_VOLUME_NORM);
+	auto max_pa_volume = pa_volume_t(volume_scale_factor * PA_VOLUME_NORM);
 
 	struct pa_cvolume cvolume;
 	pa_cvolume_set(&cvolume, volume.channels,