diff --git a/Meta/CMake/libweb_generators.cmake b/Meta/CMake/libweb_generators.cmake
index cf4e5f61c0e..eb193074b9c 100644
--- a/Meta/CMake/libweb_generators.cmake
+++ b/Meta/CMake/libweb_generators.cmake
@@ -219,10 +219,17 @@ function (generate_js_bindings target)
             ShadowRealmExposedInterfaces.cpp ShadowRealmExposedInterfaces.h
             WindowExposedInterfaces.cpp WindowExposedInterfaces.h)
         list(TRANSFORM exposed_interface_sources PREPEND "Bindings/")
+        set(LIBWEB_ALL_IDL_FILES_ARGUMENT ${LIBWEB_ALL_IDL_FILES})
+        if (WIN32)
+            list(JOIN LIBWEB_ALL_IDL_FILES "\n" idl_file_list)
+            file(GENERATE OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/all_idl_files.txt" CONTENT "${idl_file_list}" NEWLINE_STYLE UNIX)
+            set(LIBWEB_ALL_IDL_FILES "${CMAKE_CURRENT_BINARY_DIR}/all_idl_files.txt")
+            set(LIBWEB_ALL_IDL_FILES_ARGUMENT "@${LIBWEB_ALL_IDL_FILES}")
+        endif()
         add_custom_command(
             OUTPUT  ${exposed_interface_sources}
             COMMAND "${CMAKE_COMMAND}" -E make_directory "tmp"
-            COMMAND $<TARGET_FILE:Lagom::GenerateWindowOrWorkerInterfaces> -o "${CMAKE_CURRENT_BINARY_DIR}/tmp" -b "${LIBWEB_INPUT_FOLDER}" -b "${CMAKE_CURRENT_BINARY_DIR}" ${LIBWEB_ALL_IDL_FILES}
+            COMMAND $<TARGET_FILE:Lagom::GenerateWindowOrWorkerInterfaces> -o "${CMAKE_CURRENT_BINARY_DIR}/tmp" -b "${LIBWEB_INPUT_FOLDER}" -b "${CMAKE_CURRENT_BINARY_DIR}" ${LIBWEB_ALL_IDL_FILES_ARGUMENT}
             COMMAND "${CMAKE_COMMAND}" -E copy_if_different tmp/IntrinsicDefinitions.cpp "Bindings/IntrinsicDefinitions.cpp"
             COMMAND "${CMAKE_COMMAND}" -E copy_if_different tmp/DedicatedWorkerExposedInterfaces.h "Bindings/DedicatedWorkerExposedInterfaces.h"
             COMMAND "${CMAKE_COMMAND}" -E copy_if_different tmp/DedicatedWorkerExposedInterfaces.cpp "Bindings/DedicatedWorkerExposedInterfaces.cpp"
diff --git a/Meta/Lagom/Tools/CodeGenerators/LibWeb/GenerateWindowOrWorkerInterfaces.cpp b/Meta/Lagom/Tools/CodeGenerators/LibWeb/GenerateWindowOrWorkerInterfaces.cpp
index abed3cb44d4..f463ebe7bf8 100644
--- a/Meta/Lagom/Tools/CodeGenerators/LibWeb/GenerateWindowOrWorkerInterfaces.cpp
+++ b/Meta/Lagom/Tools/CodeGenerators/LibWeb/GenerateWindowOrWorkerInterfaces.cpp
@@ -356,6 +356,25 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     VERIFY(!paths.is_empty());
     VERIFY(!base_paths.is_empty());
 
+    if (paths.first().starts_with("@"sv)) {
+        // Response file
+        auto file_or_error = Core::File::open(paths.first().substring_view(1), Core::File::OpenMode::Read);
+        paths.remove(0);
+        VERIFY(paths.is_empty());
+
+        if (file_or_error.is_error()) {
+            s_error_string = ByteString::formatted("Unable to open response file {}", paths.first());
+            return Error::from_string_view(s_error_string.view());
+        }
+        auto file = file_or_error.release_value();
+        auto string = TRY(file->read_until_eof());
+        for (auto const& path : StringView(string).split_view('\n')) {
+            if (path.is_empty())
+                continue;
+            paths.append(path);
+        }
+    }
+
     Vector<ByteString> lexical_bases;
     for (auto const& base_path : base_paths) {
         VERIFY(!base_path.is_empty());