diff --git a/Userland/Applications/SoundPlayer/BarsVisualizationWidget.cpp b/Userland/Applications/SoundPlayer/BarsVisualizationWidget.cpp
index 06dcca5415..a9c2f81180 100644
--- a/Userland/Applications/SoundPlayer/BarsVisualizationWidget.cpp
+++ b/Userland/Applications/SoundPlayer/BarsVisualizationWidget.cpp
@@ -6,6 +6,7 @@
  */
 
 #include "BarsVisualizationWidget.h"
+#include <AK/IntegralMath.h>
 #include <AK/Math.h>
 #include <AK/TypedTransfer.h>
 #include <LibDSP/FFT.h>
diff --git a/Userland/DevTools/Profiler/ProfileModel.h b/Userland/DevTools/Profiler/ProfileModel.h
index cf4ce9d173..2eb7dc92c4 100644
--- a/Userland/DevTools/Profiler/ProfileModel.h
+++ b/Userland/DevTools/Profiler/ProfileModel.h
@@ -7,6 +7,7 @@
 
 #pragma once
 
+#include <AK/IntegralMath.h>
 #include <LibGUI/Model.h>
 
 namespace Profiler {
diff --git a/Userland/Libraries/LibCompress/Zlib.cpp b/Userland/Libraries/LibCompress/Zlib.cpp
index f4ff61b5c1..db1f5558e5 100644
--- a/Userland/Libraries/LibCompress/Zlib.cpp
+++ b/Userland/Libraries/LibCompress/Zlib.cpp
@@ -4,6 +4,7 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
+#include <AK/IntegralMath.h>
 #include <AK/Span.h>
 #include <AK/TypeCasts.h>
 #include <AK/Types.h>
diff --git a/Userland/Libraries/LibGPU/Image.cpp b/Userland/Libraries/LibGPU/Image.cpp
index 62106ccbdf..eab7f30efa 100644
--- a/Userland/Libraries/LibGPU/Image.cpp
+++ b/Userland/Libraries/LibGPU/Image.cpp
@@ -4,6 +4,7 @@
  * SPDX-License-Identifier: BSD-2-Clause
  */
 
+#include <AK/IntegralMath.h>
 #include <AK/Math.h>
 #include <LibGPU/Image.h>
 
diff --git a/Userland/Libraries/LibGfx/Color.h b/Userland/Libraries/LibGfx/Color.h
index 5f9af4b9ed..a135bb76aa 100644
--- a/Userland/Libraries/LibGfx/Color.h
+++ b/Userland/Libraries/LibGfx/Color.h
@@ -9,6 +9,7 @@
 #include <AK/Assertions.h>
 #include <AK/Format.h>
 #include <AK/Forward.h>
+#include <AK/Math.h>
 #include <AK/SIMD.h>
 #include <AK/StdLibExtras.h>
 #include <LibIPC/Forward.h>
diff --git a/Userland/Libraries/LibGfx/Filters/StackBlurFilter.cpp b/Userland/Libraries/LibGfx/Filters/StackBlurFilter.cpp
index 1ae302536e..e41eebe14a 100644
--- a/Userland/Libraries/LibGfx/Filters/StackBlurFilter.cpp
+++ b/Userland/Libraries/LibGfx/Filters/StackBlurFilter.cpp
@@ -10,6 +10,7 @@
 #endif
 
 #include <AK/Array.h>
+#include <AK/IntegralMath.h>
 #include <AK/Math.h>
 #include <AK/Vector.h>
 #include <LibGfx/Filters/StackBlurFilter.h>