diff --git a/jerry-libc/include/setjmp.h b/jerry-libc/include/setjmp.h
index 35ae5ae594..1c6371ce12 100644
--- a/jerry-libc/include/setjmp.h
+++ b/jerry-libc/include/setjmp.h
@@ -54,7 +54,7 @@
  * See also:
  *          setjmp, longjmp
  */
-typedef uint64_t jmp_buf[12];
+typedef uint64_t jmp_buf[14];
 
 extern EXTERN_C int setjmp (jmp_buf env);
 extern EXTERN_C void longjmp (jmp_buf env, int val);