diff --git a/src/lib_json/json_value.cpp b/src/lib_json/json_value.cpp
index aa2b744..19c187a 100644
--- a/src/lib_json/json_value.cpp
+++ b/src/lib_json/json_value.cpp
@@ -87,7 +87,8 @@ template <typename T, typename U>
 static inline bool InRange(double d, T min, U max) {
   // The casts can lose precision, but we are looking only for
   // an approximate range. Might fail on edge cases though. ~cdunn
-  return d >= static_cast<double>(min) && d <= static_cast<double>(max);
+  return d >= static_cast<double>(min) && d <= static_cast<double>(max) &&
+         !(static_cast<T>(d) != min || d == min);
 }
 #else  // if !defined(JSON_USE_INT64_DOUBLE_CONVERSION)
 static inline double integerToDouble(Json::UInt64 value) {
@@ -101,7 +102,8 @@ template <typename T> static inline double integerToDouble(T value) {
 
 template <typename T, typename U>
 static inline bool InRange(double d, T min, U max) {
-  return d >= integerToDouble(min) && d <= integerToDouble(max);
+  return d >= integerToDouble(min) && d <= integerToDouble(max) &&
+         !(static_cast<T>(d) == min && d != integerToDouble(min));
 }
 #endif // if !defined(JSON_USE_INT64_DOUBLE_CONVERSION)