diff --git a/include/nlohmann/json.hpp b/include/nlohmann/json.hpp
index f4d582f50..b25e130b8 100644
--- a/include/nlohmann/json.hpp
+++ b/include/nlohmann/json.hpp
@@ -1212,9 +1212,9 @@ class basic_json // NOLINT(cppcoreguidelines-special-member-functions,hicpp-spec
     /// @brief move constructor
     /// @sa https://json.nlohmann.me/api/basic_json/basic_json/
     basic_json(basic_json&& other) noexcept
-        : json_base_class_t(std::forward<json_base_class_t>(other)),
-          // check that passed value is valid (has to be done before moving)
-          m_data(std::move((other.assert_invariant(false), other.m_data)))
+    // check that passed value is valid (has to be done before forwarding)
+        : json_base_class_t((other.assert_invariant(false), std::forward<json_base_class_t>(other))),
+          m_data(std::move(other.m_data))
     {
         // invalidate payload
         other.m_data.m_type = value_t::null;
diff --git a/single_include/nlohmann/json.hpp b/single_include/nlohmann/json.hpp
index 546ea18d2..77183af12 100644
--- a/single_include/nlohmann/json.hpp
+++ b/single_include/nlohmann/json.hpp
@@ -20515,9 +20515,9 @@ class basic_json // NOLINT(cppcoreguidelines-special-member-functions,hicpp-spec
     /// @brief move constructor
     /// @sa https://json.nlohmann.me/api/basic_json/basic_json/
     basic_json(basic_json&& other) noexcept
-        : json_base_class_t(std::forward<json_base_class_t>(other)),
-          // check that passed value is valid (has to be done before moving)
-          m_data(std::move((other.assert_invariant(false), other.m_data)))
+    // check that passed value is valid (has to be done before forwarding)
+        : json_base_class_t((other.assert_invariant(false), std::forward<json_base_class_t>(other))),
+          m_data(std::move(other.m_data))
     {
         // invalidate payload
         other.m_data.m_type = value_t::null;