diff --git a/Services/WebContent/ConnectionFromClient.cpp b/Services/WebContent/ConnectionFromClient.cpp
index 031db58496..56355844f4 100644
--- a/Services/WebContent/ConnectionFromClient.cpp
+++ b/Services/WebContent/ConnectionFromClient.cpp
@@ -12,6 +12,7 @@
 #include <AK/JsonObject.h>
 #include <AK/QuickSort.h>
 #include <LibCore/EventLoop.h>
+#include <LibCore/System.h>
 #include <LibGC/Heap.h>
 #include <LibGfx/Bitmap.h>
 #include <LibGfx/Font/FontDatabase.h>
diff --git a/Services/WebContent/main.cpp b/Services/WebContent/main.cpp
index a127779baa..4334192f96 100644
--- a/Services/WebContent/main.cpp
+++ b/Services/WebContent/main.cpp
@@ -10,6 +10,7 @@
 #include <LibCore/LocalServer.h>
 #include <LibCore/Process.h>
 #include <LibCore/Resource.h>
+#include <LibCore/System.h>
 #include <LibCore/SystemServerTakeover.h>
 #include <LibGfx/Font/FontDatabase.h>
 #include <LibGfx/Font/PathFontProvider.h>