diff --git a/UI/platform-osx.mm b/UI/platform-osx.mm
index c0a86de6b..1b0fa5978 100644
--- a/UI/platform-osx.mm
+++ b/UI/platform-osx.mm
@@ -24,7 +24,6 @@
 #include "obs-app.hpp"
 
 #include <unistd.h>
-#include <sys/sysctl.h>
 
 #import <AppKit/AppKit.h>
 #import <CoreFoundation/CoreFoundation.h>