diff --git a/Userland/Libraries/LibThreading/MutexProtected.h b/Userland/Libraries/LibThreading/MutexProtected.h
index f12d2fea418..c48d80983cf 100644
--- a/Userland/Libraries/LibThreading/MutexProtected.h
+++ b/Userland/Libraries/LibThreading/MutexProtected.h
@@ -16,9 +16,10 @@ template<typename T>
 class MutexProtected {
     AK_MAKE_NONCOPYABLE(MutexProtected);
     AK_MAKE_NONMOVABLE(MutexProtected);
-    using ProtectedType = T;
 
 public:
+    using ProtectedType = T;
+
     ALWAYS_INLINE MutexProtected() = default;
     ALWAYS_INLINE MutexProtected(T&& value)
         : m_value(move(value))