diff --git a/sysutils/acpica-tools/Makefile b/sysutils/acpica-tools/Makefile
index 255e1b21a637..d7e6cb07212d 100644
--- a/sysutils/acpica-tools/Makefile
+++ b/sysutils/acpica-tools/Makefile
@@ -1,5 +1,5 @@
 PORTNAME=	acpica
-PORTVERSION=	20220331
+PORTVERSION=	20221020
 CATEGORIES=	sysutils devel
 MASTER_SITES=	https://acpica.org/sites/acpica/files/ \
 		LOCAL/jkim
diff --git a/sysutils/acpica-tools/distinfo b/sysutils/acpica-tools/distinfo
index 4e317a44f2f0..d040dde73c4a 100644
--- a/sysutils/acpica-tools/distinfo
+++ b/sysutils/acpica-tools/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1648758845
-SHA256 (acpica-unix-20220331.tar.gz) = acaff68b14f1e0804ebbfc4b97268a4ccbefcfa053b02ed9924f2b14d8a98e21
-SIZE (acpica-unix-20220331.tar.gz) = 1911044
+TIMESTAMP = 1666901847
+SHA256 (acpica-unix-20221020.tar.gz) = 33a2e394aca0ca57d4018afe3da340dfad5eb45b1b9300e81dd595fda07cf1c5
+SIZE (acpica-unix-20221020.tar.gz) = 1920483
diff --git a/sysutils/acpica-tools/files/patch-source_include_platform_acfreebsd.h b/sysutils/acpica-tools/files/patch-source_include_platform_acfreebsd.h
deleted file mode 100644
index b897a7b3b51b..000000000000
--- a/sysutils/acpica-tools/files/patch-source_include_platform_acfreebsd.h
+++ /dev/null
@@ -1,10 +0,0 @@
---- source/include/platform/acfreebsd.h.orig	2022-03-31 16:38:39 UTC
-+++ source/include/platform/acfreebsd.h
-@@ -211,6 +211,7 @@
- 
- #if __STDC_HOSTED__
- #include <ctype.h>
-+#include <unistd.h>
- #endif
- 
- #define ACPI_CAST_PTHREAD_T(pthread)    ((ACPI_THREAD_ID) ACPI_TO_INTEGER (pthread))