diff --git a/json11.cpp b/json11.cpp
index 6424554..9803846 100644
--- a/json11.cpp
+++ b/json11.cpp
@@ -146,10 +146,10 @@ protected:
 
     // Comparisons
     bool equals(const JsonValue * other) const override {
-        return m_value == reinterpret_cast<const Value<tag, T> *>(other)->m_value;
+        return m_value == static_cast<const Value<tag, T> *>(other)->m_value;
     }
     bool less(const JsonValue * other) const override {
-        return m_value < reinterpret_cast<const Value<tag, T> *>(other)->m_value;
+        return m_value < static_cast<const Value<tag, T> *>(other)->m_value;
     }
 
     const T m_value;