diff --git a/Audio/Chain/ChunkList.h b/Audio/Chain/ChunkList.h
index 489ae964c..105e8ff53 100644
--- a/Audio/Chain/ChunkList.h
+++ b/Audio/Chain/ChunkList.h
@@ -10,7 +10,7 @@
 
 #import "AudioChunk.h"
 
-#import "Semaphore.h"
+#import <CogAudio/Semaphore.h>
 
 NS_ASSUME_NONNULL_BEGIN
 
diff --git a/Audio/Chain/Node.h b/Audio/Chain/Node.h
index 8f9e3358e..f03d3c8fb 100644
--- a/Audio/Chain/Node.h
+++ b/Audio/Chain/Node.h
@@ -7,7 +7,7 @@
 //
 
 #import "ChunkList.h"
-#import "Semaphore.h"
+#import <CogAudio/Semaphore.h>
 #import <Cocoa/Cocoa.h>
 
 #import <os/workgroup.h>