diff --git a/include/rapidjson/document.h b/include/rapidjson/document.h
index 0910122..61d031b 100644
--- a/include/rapidjson/document.h
+++ b/include/rapidjson/document.h
@@ -916,8 +916,13 @@ public:
     */
     GenericValue& operator=(GenericValue& rhs) RAPIDJSON_NOEXCEPT {
         if (RAPIDJSON_LIKELY(this != &rhs)) {
+            // Can't destroy "this" before assigning "rhs", otherwise "rhs"
+            // could be used after free if it's an sub-Value of "this",
+            // hence the temporary danse.
+            GenericValue temp;
+            temp.RawAssign(rhs);
             this->~GenericValue();
-            RawAssign(rhs);
+            RawAssign(temp);
         }
         return *this;
     }