diff --git a/src/detection/battery/battery_apple.c b/src/detection/battery/battery_apple.c
index f3d98c071..3af71bf56 100644
--- a/src/detection/battery/battery_apple.c
+++ b/src/detection/battery/battery_apple.c
@@ -13,7 +13,7 @@ const char* ffDetectBatteryImpl(FFinstance* instance, FFlist* results)
         return "IOServiceMatching(\"AppleSmartBattery\") failed";
 
     io_iterator_t iterator;
-    if(IOServiceGetMatchingServices(0, matchDict, &iterator) != kIOReturnSuccess)
+    if(IOServiceGetMatchingServices(MACH_PORT_NULL, matchDict, &iterator) != kIOReturnSuccess)
         return "IOServiceGetMatchingServices() failed";
 
     io_registry_entry_t registryEntry;
diff --git a/src/detection/gpu/gpu_apple.c b/src/detection/gpu/gpu_apple.c
index e7e58116b..745704457 100644
--- a/src/detection/gpu/gpu_apple.c
+++ b/src/detection/gpu/gpu_apple.c
@@ -11,7 +11,7 @@ const char* ffDetectGPUImpl(FFlist* gpus, const FFinstance* instance)
 
     CFMutableDictionaryRef matchDict = IOServiceMatching(kIOAcceleratorClassName);
     io_iterator_t iterator;
-    if(IOServiceGetMatchingServices(0, matchDict, &iterator) != kIOReturnSuccess)
+    if(IOServiceGetMatchingServices(MACH_PORT_NULL, matchDict, &iterator) != kIOReturnSuccess)
         return "IOServiceGetMatchingServices() failed";
 
     io_registry_entry_t registryEntry;