diff --git a/duktape/src/duk_config.h b/duktape/src/duk_config.h
index c7ad486d..cc1ddad6 100644
--- a/duktape/src/duk_config.h
+++ b/duktape/src/duk_config.h
@@ -2791,6 +2791,7 @@ typedef struct duk_hthread duk_context;
  */
 
 #define DUK_USE_CPP_EXCEPTIONS
+#define DUK_USE_EXEC_TIMEOUT_CHECK
 
 /*
  *  Autogenerated defaults
@@ -2857,7 +2858,6 @@ typedef struct duk_hthread duk_context;
 #undef DUK_USE_EXEC_INDIRECT_BOUND_CHECK
 #undef DUK_USE_EXEC_PREFER_SIZE
 #define DUK_USE_EXEC_REGCONST_OPTIMIZE
-#undef DUK_USE_EXEC_TIMEOUT_CHECK
 #undef DUK_USE_EXPLICIT_NULL_INIT
 #undef DUK_USE_EXTSTR_FREE
 #undef DUK_USE_EXTSTR_INTERN_CHECK