diff --git a/ChangeLog b/ChangeLog
index 76293a7..0a2caea 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -8,11 +8,6 @@
 	* chopstx.c (chopstx_poll): Call CHECK for condition
 	valiable after woken up.
 
-2019-12-20  NIIBE Yutaka  <gniibe@fsij.org>
-
-	* mcu/usb-st-common.c (usb_lld_ctrl_recv): Fix receiving
-	more than one packet.
-
 2019-12-04  NIIBE Yutaka  <gniibe@fsij.org>
 
 	* chopstx-gnu-linux.c (chx_thread_start): Fix return value.