diff --git a/AK/RefPtr.h b/AK/RefPtr.h
index 99ebca89b9..91e08be088 100644
--- a/AK/RefPtr.h
+++ b/AK/RefPtr.h
@@ -108,7 +108,7 @@ public:
     {
         if (this != static_cast<void*>(&other)) {
             deref_if_not_null(m_ptr);
-            m_ptr = other.leak_ref();
+            m_ptr = static_cast<T*>(other.leak_ref());
         }
         return *this;
     }