diff --git a/OSBindings/Mac/Clock Signal/Audio/CSAudioQueue.m b/OSBindings/Mac/Clock Signal/Audio/CSAudioQueue.m
index 7a41409a2..e672bb617 100644
--- a/OSBindings/Mac/Clock Signal/Audio/CSAudioQueue.m	
+++ b/OSBindings/Mac/Clock Signal/Audio/CSAudioQueue.m	
@@ -20,7 +20,7 @@ static void OSSGuard(OSGuardable guardable) {
 static BOOL IsDry(int x) { return x < 2; }
 
 #define MaximumBacklog 4
-#define NumBuffers MaximumBacklog + 1
+#define NumBuffers (MaximumBacklog + 1)
 
 @implementation CSAudioQueue {
 	AudioQueueRef _audioQueue;