diff --git a/Plugins/Flac/FlacDecoder.h b/Plugins/Flac/FlacDecoder.h
index 417ce98ca..75fe1fb53 100644
--- a/Plugins/Flac/FlacDecoder.h
+++ b/Plugins/Flac/FlacDecoder.h
@@ -10,8 +10,7 @@
 #import <Cocoa/Cocoa.h>
 
 #define SAMPLES_PER_WRITE 512
-#define FLAC__MAX_SUPPORTED_CHANNELS 8
-#define SAMPLE_blockBuffer_SIZE ((FLAC__MAX_BLOCK_SIZE + SAMPLES_PER_WRITE) * FLAC__MAX_SUPPORTED_CHANNELS * (24 / 8))
+#define SAMPLE_blockBuffer_SIZE ((FLAC__MAX_BLOCK_SIZE + SAMPLES_PER_WRITE) * FLAC__MAX_CHANNELS * (FLAC__MAX_BITS_PER_SAMPLE / 8))
 
 #import "Plugin.h"