diff --git a/src/core/hle/kernel/memory/address_space_info.cpp b/src/core/hle/kernel/memory/address_space_info.cpp
index 67e397a0d..6a267c951 100644
--- a/src/core/hle/kernel/memory/address_space_info.cpp
+++ b/src/core/hle/kernel/memory/address_space_info.cpp
@@ -2,6 +2,9 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+// This file references various implementation details from Atmosphère, an open-source firmware for
+// the Nintendo Switch. Copyright 2018-2020 Atmosphère-NX.
+
 #include <array>
 
 #include "common/assert.h"
diff --git a/src/core/hle/kernel/memory/address_space_info.h b/src/core/hle/kernel/memory/address_space_info.h
index 421986626..cc9a6421e 100644
--- a/src/core/hle/kernel/memory/address_space_info.h
+++ b/src/core/hle/kernel/memory/address_space_info.h
@@ -2,6 +2,9 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+// This file references various implementation details from Atmosphère, an open-source firmware for
+// the Nintendo Switch. Copyright 2018-2020 Atmosphère-NX.
+
 #pragma once
 
 #include "common/common_funcs.h"
diff --git a/src/core/hle/kernel/memory/memory_block.h b/src/core/hle/kernel/memory/memory_block.h
index 1bb31405a..e11043b60 100644
--- a/src/core/hle/kernel/memory/memory_block.h
+++ b/src/core/hle/kernel/memory/memory_block.h
@@ -2,6 +2,9 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+// This file references various implementation details from Atmosphère, an open-source firmware for
+// the Nintendo Switch. Copyright 2018-2020 Atmosphère-NX.
+
 #pragma once
 
 #include "common/alignment.h"
diff --git a/src/core/hle/kernel/memory/page_heap.cpp b/src/core/hle/kernel/memory/page_heap.cpp
index 115084160..efcbb3cad 100644
--- a/src/core/hle/kernel/memory/page_heap.cpp
+++ b/src/core/hle/kernel/memory/page_heap.cpp
@@ -2,6 +2,9 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+// This file references various implementation details from Atmosphère, an open-source firmware for
+// the Nintendo Switch. Copyright 2018-2020 Atmosphère-NX.
+
 #include "core/core.h"
 #include "core/hle/kernel/memory/page_heap.h"
 #include "core/memory.h"
diff --git a/src/core/hle/kernel/memory/page_heap.h b/src/core/hle/kernel/memory/page_heap.h
index 9eb15a053..39ca45ab1 100644
--- a/src/core/hle/kernel/memory/page_heap.h
+++ b/src/core/hle/kernel/memory/page_heap.h
@@ -2,6 +2,9 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+// This file references various implementation details from Atmosphère, an open-source firmware for
+// the Nintendo Switch. Copyright 2018-2020 Atmosphère-NX.
+
 #pragma once
 
 #include <array>
diff --git a/src/core/hle/kernel/memory/slab_heap.h b/src/core/hle/kernel/memory/slab_heap.h
index ca334384b..049403e15 100644
--- a/src/core/hle/kernel/memory/slab_heap.h
+++ b/src/core/hle/kernel/memory/slab_heap.h
@@ -2,6 +2,9 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+// This file references various implementation details from Atmosphère, an open-source firmware for
+// the Nintendo Switch. Copyright 2018-2020 Atmosphère-NX.
+
 #pragma once
 
 #include <atomic>