diff --git a/src/c/main.d b/src/c/main.d
index 955ec9fdf..4d28655e9 100644
--- a/src/c/main.d
+++ b/src/c/main.d
@@ -80,7 +80,7 @@ cl_fixnum ecl_option_values[ECL_OPT_LIMIT+1] = {
 	16,		/* ECL_OPT_SIGNAL_QUEUE_SIZE */
 	0,		/* ECL_OPT_BOOTED */
 	8192,		/* ECL_OPT_BIND_STACK_SIZE */
-	128,		/* ECL_OPT_BIND_STACK_SAFETY_AREA */
+	1024,		/* ECL_OPT_BIND_STACK_SAFETY_AREA */
 	2048,		/* ECL_OPT_FRAME_STACK_SIZE */
 	128,		/* ECL_OPT_FRAME_STACK_SAFETY_AREA */
 	32768,		/* ECL_OPT_LISP_STACK_SIZE */