diff --git a/Userland/Libraries/LibCore/ConfigFile.cpp b/Userland/Libraries/LibCore/ConfigFile.cpp
index 5df2fce419..e56b1a23cb 100644
--- a/Userland/Libraries/LibCore/ConfigFile.cpp
+++ b/Userland/Libraries/LibCore/ConfigFile.cpp
@@ -60,6 +60,11 @@ ErrorOr<NonnullRefPtr<ConfigFile>> ConfigFile::open(String const& filename, Allo
 ErrorOr<NonnullRefPtr<ConfigFile>> ConfigFile::open(String const& filename, int fd)
 {
     auto file = TRY(Stream::File::adopt_fd(fd, Stream::OpenMode::ReadWrite));
+    return open(filename, move(file));
+}
+
+ErrorOr<NonnullRefPtr<ConfigFile>> ConfigFile::open(String const& filename, NonnullOwnPtr<Core::Stream::File> file)
+{
     auto buffered_file = TRY(Stream::BufferedFile::create(move(file)));
 
     auto config_file = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) ConfigFile(filename, move(buffered_file))));
diff --git a/Userland/Libraries/LibCore/ConfigFile.h b/Userland/Libraries/LibCore/ConfigFile.h
index 044acd050b..842fd4724f 100644
--- a/Userland/Libraries/LibCore/ConfigFile.h
+++ b/Userland/Libraries/LibCore/ConfigFile.h
@@ -30,6 +30,7 @@ public:
     static ErrorOr<NonnullRefPtr<ConfigFile>> open_for_system(String const& app_name, AllowWriting = AllowWriting::No);
     static ErrorOr<NonnullRefPtr<ConfigFile>> open(String const& filename, AllowWriting = AllowWriting::No);
     static ErrorOr<NonnullRefPtr<ConfigFile>> open(String const& filename, int fd);
+    static ErrorOr<NonnullRefPtr<ConfigFile>> open(String const& filename, NonnullOwnPtr<Core::Stream::File>);
     ~ConfigFile();
 
     bool has_group(String const&) const;