diff --git a/src/json.hpp b/src/json.hpp
index 12ae3b526..b781b98c6 100644
--- a/src/json.hpp
+++ b/src/json.hpp
@@ -3580,7 +3580,7 @@ class primitive_iterator_t
     static constexpr difference_type end_value = begin_value + 1;
 
     /// iterator as signed integer type
-    difference_type m_it = std::numeric_limits<std::ptrdiff_t>::min();
+    difference_type m_it = (std::numeric_limits<std::ptrdiff_t>::min)();
 };
 
 /*!