diff --git a/hal/src/main/native/systemcore/REVPH.cpp b/hal/src/main/native/systemcore/REVPH.cpp
index b6c357aa91..f9c66f598c 100644
--- a/hal/src/main/native/systemcore/REVPH.cpp
+++ b/hal/src/main/native/systemcore/REVPH.cpp
@@ -4,6 +4,11 @@
 
 #include "wpi/hal/REVPH.h"
 
+#include <stdint.h>
+
+#include <chrono>
+#include <cstring>
+#include <mutex>
 #include <string>
 #include <thread>
 
@@ -13,9 +18,13 @@
 #include "PortsInternal.hpp"
 #include "rev/PHFrames.h"
 #include "wpi/hal/CANAPI.h"
+#include "wpi/hal/CANAPITypes.h"
 #include "wpi/hal/ErrorHandling.hpp"
 #include "wpi/hal/Errors.h"
+#include "wpi/hal/Types.h"
+#include "wpi/hal/handles/HandlesInternal.hpp"
 #include "wpi/hal/handles/IndexedHandleResource.hpp"
+#include "wpi/util/mutex.hpp"
 
 using namespace wpi::hal;