diff --git a/src/common/bitsery/ext/vst3.h b/src/common/bitsery/ext/vst3.h
new file mode 100644
index 00000000..458c66cd
--- /dev/null
+++ b/src/common/bitsery/ext/vst3.h
@@ -0,0 +1,63 @@
+// yabridge: a Wine VST bridge
+// Copyright (C) 2020  Robbert van der Helm
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+#pragma once
+
+#include <pluginterfaces/base/funknown.h>
+
+#include <bitsery/details/serialization_common.h>
+#include <bitsery/traits/core/traits.h>
+#include <bitsery/traits/string.h>
+
+namespace bitsery {
+namespace ext {
+
+/**
+ * An adapter for serializing and deserializing `Steinberg::FUID`s.
+ */
+class FUID {
+   public:
+    template <typename Ser, typename Fnc>
+    void serialize(Ser& ser, const Steinberg::FUID& uid, Fnc&&) const {
+        Steinberg::FUID::String uid_str;
+        uid.toString(uid_str);
+
+        ser.text1b(uid_str);
+    }
+
+    template <typename Des, typename Fnc>
+    void deserialize(Des& des, Steinberg::FUID& uid, Fnc&&) const {
+        Steinberg::FUID::String uid_str;
+        des.text1b(uid_str);
+
+        uid.fromString(uid_str);
+    }
+};
+
+}  // namespace ext
+
+namespace traits {
+
+template <>
+struct ExtensionTraits<ext::FUID, Steinberg::FUID> {
+    using TValue = void;
+    static constexpr bool SupportValueOverload = false;
+    static constexpr bool SupportObjectOverload = true;
+    static constexpr bool SupportLambdaOverload = false;
+};
+
+}  // namespace traits
+}  // namespace bitsery