diff --git a/kernel/.gitignore b/kernel/.gitignore
index f2ab70073bd40c5a437967a55da52d99d6a1794e..ab4f1090f437e0aaa0395e110169cdc6d37b50d9 100644
--- a/kernel/.gitignore
+++ b/kernel/.gitignore
@@ -3,3 +3,4 @@
 #
 config_data.h
 config_data.gz
+timeconst.h