diff --git a/Meta/Lagom/CMakeLists.txt b/Meta/Lagom/CMakeLists.txt
index cfcc434687..a8d53a9a24 100644
--- a/Meta/Lagom/CMakeLists.txt
+++ b/Meta/Lagom/CMakeLists.txt
@@ -588,8 +588,15 @@ if (BUILD_LAGOM)
     if (ENABLE_LAGOM_LIBWEB)
         list(APPEND LIBWEBVIEW_SOURCES "../../Userland/Libraries/LibWebView/DOMTreeModel.cpp")
         list(APPEND LIBWEBVIEW_SOURCES "../../Userland/Libraries/LibWebView/WebContentClient.cpp")
+
+        compile_ipc(${SERENITY_PROJECT_ROOT}/Userland/Services/WebContent/WebContentServer.ipc WebContent/WebContentServerEndpoint.h)
+        compile_ipc(${SERENITY_PROJECT_ROOT}/Userland/Services/WebContent/WebContentClient.ipc WebContent/WebContentClientEndpoint.h)
+
+        list(APPEND LIBWEBVIEW_GENERATED_SOURCES WebContent/WebContentClientEndpoint.h)
+        list(APPEND LIBWEBVIEW_GENERATED_SOURCES WebContent/WebContentServerEndpoint.h)
+
         lagom_lib(WebView webview
-            SOURCES ${LIBWEBVIEW_SOURCES}
+            SOURCES ${LIBWEBVIEW_SOURCES} ${LIBWEBVIEW_GENERATED_SOURCES}
             LIBS LibGUI LibWeb)
     endif()