diff --git a/configs/defconfig b/configs/defconfig
index 17bb699..eb8cafb 100644
--- a/configs/defconfig
+++ b/configs/defconfig
@@ -3,3 +3,4 @@
 CONFIG_HWBASE_STATIC_MMIO		= y
 CONFIG_HWBASE_DYNAMIC_MMIO		=
 CONFIG_HWBASE_TIMER_CLOCK_GETTIME	= y
+CONFIG_HWBASE_TIMER_MUTIME		=