diff --git a/include/boo/BooObject.hpp b/include/boo/BooObject.hpp
index 611b47a..f843073 100644
--- a/include/boo/BooObject.hpp
+++ b/include/boo/BooObject.hpp
@@ -70,6 +70,8 @@ public:
     return static_cast<T*>(m_obj);
   }
   explicit operator bool() const noexcept { return m_obj != nullptr; }
+  constexpr bool operator==(const ObjToken<SubCls>& other) const noexcept { return m_obj == other.m_obj; }
+  constexpr bool operator!=(const ObjToken<SubCls>& other) const noexcept { return !(*this == other); }
   void reset() noexcept {
     if (m_obj)
       m_obj->decrement();
diff --git a/lib/x11/WindowXlib.cpp b/lib/x11/WindowXlib.cpp
index fa47584..d85ae60 100644
--- a/lib/x11/WindowXlib.cpp
+++ b/lib/x11/WindowXlib.cpp
@@ -18,6 +18,7 @@
 #include <cstring>
 #include <memory>
 #include <string>
+#include <thread>
 #include <unordered_set>
 
 #include <unistd.h>