diff --git a/README.md b/README.md
index 60b2959..d88e093 100644
--- a/README.md
+++ b/README.md
@@ -4,5 +4,5 @@
 
 ```shell
 rm -rf feeds/packages/lang/golang
-git clone https://github.com/sbwml/packages_lang_golang -b 22.x feeds/packages/lang/golang
+git clone https://github.com/sbwml/packages_lang_golang -b 23.x feeds/packages/lang/golang
 ```
diff --git a/golang/Makefile b/golang/Makefile
index 22b0c10..7c509cc 100644
--- a/golang/Makefile
+++ b/golang/Makefile
@@ -7,8 +7,8 @@
 
 include $(TOPDIR)/rules.mk
 
-GO_VERSION_MAJOR_MINOR:=1.22
-GO_VERSION_PATCH:=5
+GO_VERSION_MAJOR_MINOR:=1.23rc2
+GO_VERSION_PATCH:=
 
 PKG_NAME:=golang
 PKG_VERSION:=$(GO_VERSION_MAJOR_MINOR)$(if $(GO_VERSION_PATCH),.$(GO_VERSION_PATCH))
@@ -20,7 +20,7 @@ GO_SOURCE_URLS:=https://dl.google.com/go/ \
 
 PKG_SOURCE:=go$(PKG_VERSION).src.tar.gz
 PKG_SOURCE_URL:=$(GO_SOURCE_URLS)
-PKG_HASH:=ac9c723f224969aee624bc34fd34c9e13f2a212d75c71c807de644bb46e112f6
+PKG_HASH:=f699ce2560fc22ad82c06b1e04b6318b85e7f686cbcb4fce156582132c57d8fb
 
 PKG_MAINTAINER:=Jeffery To <jeffery.to@gmail.com>
 PKG_LICENSE:=BSD-3-Clause
@@ -70,21 +70,20 @@ HOST_GO_VALID_OS_ARCH:= \
   linux_riscv64 linux_s390x \
   linux_loong64 \
   \
-  openbsd_mips64
+  openbsd_ppc64 openbsd_riscv64
 
 ifeq ($(HOST_ARCH),x86_64)
 	PKG_ARCH:=amd64
-	SHA256:=b945ae2bb5db01a0fb4786afde64e6fbab50b67f6fa0eb6cfa4924f16a7ff1eb
+	BOOTSTRAP_HASH:=f5414a770e5e11c6e9674d4cd4dd1f4f630e176d1828d3427ea8ca4211eee90d
 endif
 
 ifeq ($(HOST_ARCH),aarch64)
 	PKG_ARCH:=arm64
-	SHA256:=4e15ab37556e979181a1a1cc60f6d796932223a0f5351d7c83768b356f84429b
+	BOOTSTRAP_HASH:=23e208ca44a3cb46cd4308e48a27c714ddde9c8c34f2e4211dbca95b6d456554
 endif
 
-BOOTSTRAP_SOURCE:=go1.20.6.linux-$(PKG_ARCH).tar.gz
+BOOTSTRAP_SOURCE:=go1.21.2.linux-$(PKG_ARCH).tar.gz
 BOOTSTRAP_SOURCE_URL:=$(GO_SOURCE_URLS)
-BOOTSTRAP_HASH:=$(SHA256)
 
 BOOTSTRAP_BUILD_DIR:=$(HOST_BUILD_DIR)/.go_bootstrap