diff --git a/sys/dev/acpica/acpi_timer.c b/sys/dev/acpica/acpi_timer.c
index b20912e2f5f..84d9fb8e6ac 100644
--- a/sys/dev/acpica/acpi_timer.c
+++ b/sys/dev/acpica/acpi_timer.c
@@ -322,7 +322,7 @@ acpi_timer_get_timecount_safe(struct timecounter *tc)
 }
 
 /*
- * Timecounter freqency adjustment interface.
+ * Timecounter frequency adjustment interface.
  */ 
 static int
 acpi_timer_sysctl_freq(SYSCTL_HANDLER_ARGS)