diff --git a/src/common/host_memory.h b/src/common/host_memory.h
index ee25539f59..0908dcd2fb 100644
--- a/src/common/host_memory.h
+++ b/src/common/host_memory.h
@@ -9,7 +9,7 @@
 #include <memory>
 #include <optional>
 
-#ifndef _MSC_VER
+#ifndef _WIN32
 #include <unistd.h>
 #endif
 
@@ -19,7 +19,7 @@
 
 namespace Common {
 
-#ifndef _MSC_VER
+#ifndef _WIN32
 const size_t HostPageSize = sysconf(_SC_PAGESIZE);
 #else
 constexpr size_t HostPageSize = 0x1000;
diff --git a/src/core/arm/nce/arm_nce.cpp b/src/core/arm/nce/arm_nce.cpp
index 3356e26c9b..1935e90b92 100644
--- a/src/core/arm/nce/arm_nce.cpp
+++ b/src/core/arm/nce/arm_nce.cpp
@@ -16,8 +16,6 @@
 
 #include "core/hle/kernel/k_process.h"
 
-#include <sys/syscall.h>
-
 namespace Core {
 
 namespace {
diff --git a/src/core/arm/nce/arm_nce_asm_definitions.h b/src/core/arm/nce/arm_nce_asm_definitions.h
index c42da22ff1..a89c40d4ac 100644
--- a/src/core/arm/nce/arm_nce_asm_definitions.h
+++ b/src/core/arm/nce/arm_nce_asm_definitions.h
@@ -1,5 +1,8 @@
-/* SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project */
-/* SPDX-License-Identifier: GPL-2.0-or-later */
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/core/arm/nce/guest_context.h b/src/core/arm/nce/guest_context.h
index 66e13d8186..710949f421 100644
--- a/src/core/arm/nce/guest_context.h
+++ b/src/core/arm/nce/guest_context.h
@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -10,8 +13,11 @@
 #include "core/arm/arm_interface.h"
 #include "core/arm/nce/arm_nce_asm_definitions.h"
 
+#ifdef __linux__
 #include <unistd.h>
+#include <sys/syscall.h>
 #include <signal.h>
+#endif
 
 namespace Core {
 
diff --git a/src/core/hle/kernel/k_memory_manager.cpp b/src/core/hle/kernel/k_memory_manager.cpp
index 4fe2740c6f..30cbb7505c 100644
--- a/src/core/hle/kernel/k_memory_manager.cpp
+++ b/src/core/hle/kernel/k_memory_manager.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project