diff --git a/src/json.hpp b/src/json.hpp
index 9fb5fefe5..f9a928202 100644
--- a/src/json.hpp
+++ b/src/json.hpp
@@ -82,7 +82,7 @@ SOFTWARE.
 #endif
 
 // allow to disable exceptions
-#if __cpp_exceptions && not defined(JSON_NOEXCEPTION)
+#if (__cpp_exceptions || defined(_CPPUNWIND)) && not defined(JSON_NOEXCEPTION)
     #define JSON_THROW(exception) throw exception
     #define JSON_TRY try
     #define JSON_CATCH(exception) catch(exception)
diff --git a/src/json.hpp.re2c b/src/json.hpp.re2c
index a837df065..2cad18aa4 100644
--- a/src/json.hpp.re2c
+++ b/src/json.hpp.re2c
@@ -82,7 +82,7 @@ SOFTWARE.
 #endif
 
 // allow to disable exceptions
-#if __cpp_exceptions && not defined(JSON_NOEXCEPTION)
+#if (__cpp_exceptions || defined(_CPPUNWIND)) && not defined(JSON_NOEXCEPTION)
     #define JSON_THROW(exception) throw exception
     #define JSON_TRY try
     #define JSON_CATCH(exception) catch(exception)