diff --git a/Documentation/x86/x86_64/boot-options.txt b/Documentation/x86/x86_64/boot-options.txt
index de38429beb71..e015a83c3996 100644
--- a/Documentation/x86/x86_64/boot-options.txt
+++ b/Documentation/x86/x86_64/boot-options.txt
@@ -112,10 +112,6 @@ Timing
   This can be used to work around timing problems on multiprocessor systems
   with not properly synchronized CPUs.
 
-  report_lost_ticks
-  Report when timer interrupts are lost because some code turned off
-  interrupts for too long.
-
   nohpet
   Don't use the HPET timer.