diff --git a/Applications/Spreadsheet/Cell.cpp b/Applications/Spreadsheet/Cell.cpp
index 0d371f46532..a9dc2e93000 100644
--- a/Applications/Spreadsheet/Cell.cpp
+++ b/Applications/Spreadsheet/Cell.cpp
@@ -27,6 +27,7 @@
 #include "Cell.h"
 #include "Spreadsheet.h"
 #include <AK/StringBuilder.h>
+#include <AK/TemporaryChange.h>
 
 namespace Spreadsheet {
 
diff --git a/Applications/Spreadsheet/Spreadsheet.cpp b/Applications/Spreadsheet/Spreadsheet.cpp
index 1bfb2299ece..e306a0fbc6b 100644
--- a/Applications/Spreadsheet/Spreadsheet.cpp
+++ b/Applications/Spreadsheet/Spreadsheet.cpp
@@ -31,6 +31,7 @@
 #include <AK/JsonArray.h>
 #include <AK/JsonObject.h>
 #include <AK/JsonParser.h>
+#include <AK/TemporaryChange.h>
 #include <LibCore/File.h>
 #include <LibJS/Parser.h>
 #include <LibJS/Runtime/Function.h>
diff --git a/DevTools/UserspaceEmulator/MallocTracer.cpp b/DevTools/UserspaceEmulator/MallocTracer.cpp
index 2e145b27ed4..bfafb777a1b 100644
--- a/DevTools/UserspaceEmulator/MallocTracer.cpp
+++ b/DevTools/UserspaceEmulator/MallocTracer.cpp
@@ -28,6 +28,7 @@
 #include "Emulator.h"
 #include "MmapRegion.h"
 #include <AK/LogStream.h>
+#include <AK/TemporaryChange.h>
 #include <string.h>
 
 //#define REACHABLE_DEBUG
diff --git a/Kernel/Syscalls/execve.cpp b/Kernel/Syscalls/execve.cpp
index cb2562b1b7d..4f08ed5c256 100644
--- a/Kernel/Syscalls/execve.cpp
+++ b/Kernel/Syscalls/execve.cpp
@@ -25,6 +25,7 @@
  */
 
 #include <AK/ScopeGuard.h>
+#include <AK/TemporaryChange.h>
 #include <Kernel/FileSystem/Custody.h>
 #include <Kernel/FileSystem/FileDescription.h>
 #include <Kernel/Process.h>
diff --git a/Libraries/LibGUI/ShellSyntaxHighlighter.cpp b/Libraries/LibGUI/ShellSyntaxHighlighter.cpp
index 98ff3042ce1..648f9fd291c 100644
--- a/Libraries/LibGUI/ShellSyntaxHighlighter.cpp
+++ b/Libraries/LibGUI/ShellSyntaxHighlighter.cpp
@@ -24,6 +24,7 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+#include <AK/TemporaryChange.h>
 #include <LibGUI/ShellSyntaxHighlighter.h>
 #include <LibGUI/TextEditor.h>
 #include <LibGfx/Font.h>
diff --git a/Libraries/LibGUI/TextEditor.cpp b/Libraries/LibGUI/TextEditor.cpp
index da50a641ebe..843aade269e 100644
--- a/Libraries/LibGUI/TextEditor.cpp
+++ b/Libraries/LibGUI/TextEditor.cpp
@@ -26,6 +26,7 @@
 
 #include <AK/QuickSort.h>
 #include <AK/StringBuilder.h>
+#include <AK/TemporaryChange.h>
 #include <LibCore/Timer.h>
 #include <LibGUI/Action.h>
 #include <LibGUI/Clipboard.h>
diff --git a/Libraries/LibJS/Heap/Heap.cpp b/Libraries/LibJS/Heap/Heap.cpp
index 4f6b7436aa0..c6e3756a992 100644
--- a/Libraries/LibJS/Heap/Heap.cpp
+++ b/Libraries/LibJS/Heap/Heap.cpp
@@ -26,6 +26,7 @@
 
 #include <AK/Badge.h>
 #include <AK/HashTable.h>
+#include <AK/TemporaryChange.h>
 #include <LibCore/ElapsedTimer.h>
 #include <LibJS/Heap/Allocator.h>
 #include <LibJS/Heap/Handle.h>
diff --git a/Libraries/LibJS/Parser.cpp b/Libraries/LibJS/Parser.cpp
index 7a890df6143..a90c6356476 100644
--- a/Libraries/LibJS/Parser.cpp
+++ b/Libraries/LibJS/Parser.cpp
@@ -28,6 +28,7 @@
 #include "Parser.h"
 #include <AK/ScopeGuard.h>
 #include <AK/StdLibExtras.h>
+#include <AK/TemporaryChange.h>
 
 namespace JS {
 
diff --git a/Libraries/LibJS/Runtime/Object.cpp b/Libraries/LibJS/Runtime/Object.cpp
index 72ad7149dc4..66bff30be03 100644
--- a/Libraries/LibJS/Runtime/Object.cpp
+++ b/Libraries/LibJS/Runtime/Object.cpp
@@ -25,6 +25,7 @@
  */
 
 #include <AK/String.h>
+#include <AK/TemporaryChange.h>
 #include <LibJS/Heap/Heap.h>
 #include <LibJS/Runtime/Accessor.h>
 #include <LibJS/Runtime/Array.h>
diff --git a/Shell/Shell.cpp b/Shell/Shell.cpp
index ef2a0b2bf98..3d6f90e63ee 100644
--- a/Shell/Shell.cpp
+++ b/Shell/Shell.cpp
@@ -31,6 +31,7 @@
 #include <AK/LexicalPath.h>
 #include <AK/ScopeGuard.h>
 #include <AK/StringBuilder.h>
+#include <AK/TemporaryChange.h>
 #include <LibCore/ArgsParser.h>
 #include <LibCore/DirIterator.h>
 #include <LibCore/Event.h>