diff --git a/src/core/crypto/key_manager.h b/src/core/crypto/key_manager.h
index 8323cb7892..ac1eb89627 100644
--- a/src/core/crypto/key_manager.h
+++ b/src/core/crypto/key_manager.h
@@ -5,6 +5,7 @@
 #pragma once
 
 #include <array>
+#include <filesystem>
 #include <map>
 #include <optional>
 #include <string>
diff --git a/src/core/file_sys/romfs_factory.h b/src/core/file_sys/romfs_factory.h
index abd0493a30..2c93a49a5f 100644
--- a/src/core/file_sys/romfs_factory.h
+++ b/src/core/file_sys/romfs_factory.h
@@ -5,7 +5,9 @@
 #pragma once
 
 #include <memory>
+
 #include "common/common_types.h"
+#include "core/file_sys/vfs_types.h"
 #include "core/hle/result.h"
 
 namespace Loader {
diff --git a/src/core/hle/kernel/k_scoped_lock.h b/src/core/hle/kernel/k_scoped_lock.h
index 13d40c1735..89a7ffe49d 100644
--- a/src/core/hle/kernel/k_scoped_lock.h
+++ b/src/core/hle/kernel/k_scoped_lock.h
@@ -7,6 +7,9 @@
 
 #pragma once
 
+#include <concepts>
+#include <type_traits>
+
 namespace Kernel {
 
 template <typename T>
diff --git a/src/core/hle/kernel/k_server_session.cpp b/src/core/hle/kernel/k_server_session.cpp
index f394c0ebee..2bd53ccbd3 100644
--- a/src/core/hle/kernel/k_server_session.cpp
+++ b/src/core/hle/kernel/k_server_session.cpp
@@ -21,6 +21,7 @@
 #include "core/hle/kernel/k_session.h"
 #include "core/hle/kernel/k_thread.h"
 #include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/service_thread.h"
 #include "core/memory.h"
 
 namespace Kernel {
diff --git a/src/core/hle/service/time/time_manager.cpp b/src/core/hle/service/time/time_manager.cpp
index 9c4c960ef4..c1e4e6cce1 100644
--- a/src/core/hle/service/time/time_manager.cpp
+++ b/src/core/hle/service/time/time_manager.cpp
@@ -8,8 +8,10 @@
 #include "common/settings.h"
 #include "common/time_zone.h"
 #include "core/hle/service/time/ephemeral_network_system_clock_context_writer.h"
+#include "core/hle/service/time/ephemeral_network_system_clock_core.h"
 #include "core/hle/service/time/local_system_clock_context_writer.h"
 #include "core/hle/service/time/network_system_clock_context_writer.h"
+#include "core/hle/service/time/tick_based_steady_clock_core.h"
 #include "core/hle/service/time/time_manager.h"
 
 namespace Service::Time {