diff --git a/include/nlohmann/detail/meta/type_traits.hpp b/include/nlohmann/detail/meta/type_traits.hpp
index 02f65a005..ede55acc2 100644
--- a/include/nlohmann/detail/meta/type_traits.hpp
+++ b/include/nlohmann/detail/meta/type_traits.hpp
@@ -451,7 +451,7 @@ struct is_ordered_map
     template <typename C> static one test( decltype(&C::capacity) ) ;
     template <typename C> static two test(...);
 
-    enum { value = sizeof(test<T>(nullptr)) == sizeof(char) };
+    enum { value = sizeof(test<T>(nullptr)) == sizeof(char) }; // NOLINT(cppcoreguidelines-pro-type-vararg,hicpp-vararg)
 };
 
 // to avoid useless casts (see https://github.com/nlohmann/json/issues/2893#issuecomment-889152324)
diff --git a/include/nlohmann/json.hpp b/include/nlohmann/json.hpp
index c64e9ab57..1e85feb4e 100644
--- a/include/nlohmann/json.hpp
+++ b/include/nlohmann/json.hpp
@@ -1338,11 +1338,18 @@ class basic_json // NOLINT(cppcoreguidelines-special-member-functions,hicpp-spec
 
         // ordered_json uses a vector internally, so pointers could have
         // been invalidated; see https://github.com/nlohmann/json/issues/2962
+#ifdef JSON_HEDLEY_MSVC_VERSION
+#pragma warning(push )
+#pragma warning(disable : 4127) // ignore warning to replace if with if constexpr
+#endif
         if (detail::is_ordered_map<object_t>::value)
         {
             set_parents();
             return j;
         }
+#ifdef JSON_HEDLEY_MSVC_VERSION
+#pragma warning( pop )
+#endif
 
         j.m_parent = this;
 #else
diff --git a/single_include/nlohmann/json.hpp b/single_include/nlohmann/json.hpp
index 8e8648e0b..cedac86fa 100644
--- a/single_include/nlohmann/json.hpp
+++ b/single_include/nlohmann/json.hpp
@@ -3860,7 +3860,7 @@ struct is_ordered_map
     template <typename C> static one test( decltype(&C::capacity) ) ;
     template <typename C> static two test(...);
 
-    enum { value = sizeof(test<T>(nullptr)) == sizeof(char) };
+    enum { value = sizeof(test<T>(nullptr)) == sizeof(char) }; // NOLINT(cppcoreguidelines-pro-type-vararg,hicpp-vararg)
 };
 
 // to avoid useless casts (see https://github.com/nlohmann/json/issues/2893#issuecomment-889152324)
@@ -18739,11 +18739,18 @@ class basic_json // NOLINT(cppcoreguidelines-special-member-functions,hicpp-spec
 
         // ordered_json uses a vector internally, so pointers could have
         // been invalidated; see https://github.com/nlohmann/json/issues/2962
+#ifdef JSON_HEDLEY_MSVC_VERSION
+#pragma warning(push )
+#pragma warning(disable : 4127) // ignore warning to replace if with if constexpr
+#endif
         if (detail::is_ordered_map<object_t>::value)
         {
             set_parents();
             return j;
         }
+#ifdef JSON_HEDLEY_MSVC_VERSION
+#pragma warning( pop )
+#endif
 
         j.m_parent = this;
 #else
diff --git a/test/src/unit-diagnostics.cpp b/test/src/unit-diagnostics.cpp
index 5b20784c0..28c4a37a0 100644
--- a/test/src/unit-diagnostics.cpp
+++ b/test/src/unit-diagnostics.cpp
@@ -179,7 +179,7 @@ TEST_CASE("Better diagnostics")
     {
         nlohmann::ordered_json j;
         nlohmann::ordered_json j2;
-        const std::string value = "";
+        const std::string value;
         j["first"] = value;
         j["second"] = value;
         j2["something"] = j;