diff --git a/include/vector b/include/vector
index d370214..1e638b9 100644
--- a/include/vector
+++ b/include/vector
@@ -2851,10 +2851,10 @@
     _NOEXCEPT_(is_nothrow_move_assignable<allocator_type>::value)
 {
     deallocate();
+    __move_assign_alloc(__c);
     this->__begin_ = __c.__begin_;
     this->__size_ = __c.__size_;
     this->__cap() = __c.__cap();
-    __move_assign_alloc(__c);
     __c.__begin_ = nullptr;
     __c.__cap() = __c.__size_ = 0;
 }