diff --git a/packages/manpages/build.sh b/packages/manpages/build.sh
index 69c6f70cbab94b..36927dcbcedf9a 100644
--- a/packages/manpages/build.sh
+++ b/packages/manpages/build.sh
@@ -2,9 +2,9 @@ TERMUX_PKG_HOMEPAGE=https://www.kernel.org/doc/man-pages/
 TERMUX_PKG_DESCRIPTION="Man pages for linux kernel and C library interfaces"
 TERMUX_PKG_LICENSE="custom"
 TERMUX_PKG_LICENSE_FILE="LICENSES/Linux-man-pages-copyleft.txt, _man-pages-posix/POSIX-COPYRIGHT"
-TERMUX_PKG_MAINTAINER="@termux"
-TERMUX_PKG_VERSION=(6.13
-                    2017)
+TERMUX_PKG_MAINTAINER="Joshua Kahn @TomJo2000"
+TERMUX_PKG_VERSION=(6.12  # Kernel man pages
+                    2017) # POSIX man pages
 TERMUX_PKG_REVISION=1
 TERMUX_PKG_SHA256=(
 	a2c8a0c2efe8a978ce51ce800461eb9e8931f12cc7ba4b7faa3082b69ba7f12c
@@ -19,6 +19,10 @@ TERMUX_PKG_PROVIDES="linux-man-pages"
 TERMUX_PKG_EXTRA_MAKE_ARGS="-R prefix=$TERMUX_PREFIX VERSION=$TERMUX_PKG_VERSION"
 TERMUX_PKG_PLATFORM_INDEPENDENT=true
 TERMUX_PKG_BUILD_IN_SRC=true
+TERMUX_PKG_AUTO_UPDATE=true
+# Man pages are only usually updated for new Kernel releases, not patch releases.
+TERMUX_PKG_UPDATE_VERSION_REGEXP='\d+\.\d+'
+
 
 # Do not remove an entire section; intro should always be included.
 # Bionic libc does not provide <aio.h>, <monetary.h> or pthread_cancel.
@@ -42,8 +46,30 @@ share/man/man7/man.7
 share/man/man7/mdoc.7
 "
 
+termux_pkg_auto_update() {
+	local latest_kernel_major
+	latest_kernel_major="$(git ls-remote --tags https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git \
+	| grep -oP "refs/tags/v\K${TERMUX_PKG_UPDATE_VERSION_REGEXP}$" \
+	| sort -V \
+	| tail -n1)"
+
+	# No new major release.
+	if [[ "${latest_kernel_major}" == "${TERMUX_PKG_VERSION[0]}" ]]; then
+		echo "INFO: No update needed. Already at version '${TERMUX_PKG_VERSION[0]}'."
+		return
+	fi
+
+	# Verify that this major updated the man pages
+	curl -fsSL "https://www.kernel.org/pub/linux/docs/man-pages/man-pages-${latest_kernel_major}.tar.sign" &> /dev/null || {
+		echo "Info: Not updating. Linux ${latest_kernel_major} doesn't seem to have updates the man pages."
+	}
+
+	termux_pkg_upgrade_version "${latest_kernel_major}"
+}
+
+
 termux_step_post_get_source() {
-	mv man-pages-posix-${TERMUX_PKG_VERSION[1]} _man-pages-posix
+	mv "man-pages-posix-${TERMUX_PKG_VERSION[1]}" _man-pages-posix
 }
 
 termux_step_make() {
diff --git a/scripts/bin/update-checksum b/scripts/bin/update-checksum
index 19d79754c3b4d7..bab20fdc227a3e 100755
--- a/scripts/bin/update-checksum
+++ b/scripts/bin/update-checksum
@@ -54,27 +54,52 @@ for package in "${@}"; do
 		continue
 	fi
 
-	# Command substitution create a subshell, we want to do this
-	# to not effect the main scope's variables by sourcing the build script
-	new_checksum=($(
-		source "${buildsh_path}" 2>/dev/null
-		for url in "${TERMUX_PKG_SRCURL[@]}"; do
-			echo "Downloading ${url}" >&2
-			dl_tmpdir=$(mktemp -d "${TMPDIR-/tmp}/termux.src.dl.XXXXXXXX")
+	(
+		function get_sha256() {
+			local dl_tmpdir
+			for url in "$@"; do
+				echo "Downloading ${url}" >&2
+				dl_tmpdir="$(mktemp -d "${TMPDIR-/tmp}/termux.src.dl.XXXXXXXX")"
+
+				if [[ -d "${dl_tmpdir}" ]]; then
+					if ! curl --fail --location --retry 3 --output "${dl_tmpdir}/source-bundle" "$url"; then
+						rm -rf "${dl_tmpdir}"
+					fi
+
+					if [[ -f "${dl_tmpdir}/source-bundle" ]]; then
+						sha256sum "${dl_tmpdir}/source-bundle" | awk '{ print $1 }'
+					fi
 
-			if [[ -d "${dl_tmpdir}" ]]; then
-				if ! curl --fail --location --retry 3 --output "${dl_tmpdir}/source-bundle" "$url"; then
 					rm -rf "${dl_tmpdir}"
 				fi
+			done
+		}
 
-				if [[ -f "${dl_tmpdir}/source-bundle" ]]; then
-					sha256sum "${dl_tmpdir}/source-bundle" | awk '{ print $1 }'
-				fi
+		# shellcheck source=/dev/null
+		source "${buildsh_path}" 2>/dev/null
+		source "$REPO_ROOT/scripts/updates/utils/termux_pkg_patch_value.sh"
 
-				rm -rf "${dl_tmpdir}"
-			fi
-		done
-	))
+		old_checksum=''
+		new_checksum=''
+		case "${TERMUX_PKG_SRCURL@a}" in
+			'a') {
+					for (( i = 0; i < ${#TERMUX_PKG_SRCURL[*]}; i++ )); do
+						old_checksum="${TERMUX_PKG_SHA256[$i]}"
+						new_checksum="$(get_sha256 "${TERMUX_PKG_SRCURL[$i]}")"
+						termux_pkg_patch_value 'TERMUX_PKG_SHA256' \
+							"$old_checksum" "$new_checksum" "$buildsh_path"
+					done
+				} > "${TMPDIR-/tmp}/${package}.auto.patch"
+			;;
+			'') {
+					old_checksum="${TERMUX_PKG_SHA256}"
+					new_checksum="$(get_sha256 "${TERMUX_PKG_SRCURL}")"
+					termux_pkg_patch_value 'TERMUX_PKG_SHA256' \
+						"$old_checksum" "$new_checksum" "$buildsh_path"
+				} > "${TMPDIR-/tmp}/${package}.auto.patch"
+			;;
+		esac
+	)
 
 	if (( ${#new_checksum[@]} )); then
 		# Replace old SHA-256.
diff --git a/scripts/updates/utils/termux_pkg_patch_value.sh b/scripts/updates/utils/termux_pkg_patch_value.sh
new file mode 100644
index 00000000000000..b8d6c6151b84d0
--- /dev/null
+++ b/scripts/updates/utils/termux_pkg_patch_value.sh
@@ -0,0 +1,28 @@
+#!/bin/false
+# This script should be sourced, not run standalone.
+
+# shellcheck shell=bash
+# $1 - What variable are we patching?
+# $2 - Old value to replace
+# $3 - New value to substitute
+# $4 - File to patch
+termux_pkg_patch_value() {
+	local target_value="$1"
+	local old_value="$2"
+	local new_value="$3"
+	local file_path="$4"
+
+	local regex
+	case "$target_value" in
+		'TERMUX_PKG_VERSION') regex='(?m)^\s*TERMUX_PKG_VERSION[^=]*=(?:[^\(\n]*$|\((?:[^\)]*\))+?(?=\s*#|$))';;
+		'TERMUX_PKG_SHA256')   regex='(?m)^\s*TERMUX_PKG_SHA256[^=]*=(?:[^\(\n]*$|\((?:[^\)]*\))+?(?=\s*#|$))';;
+		*) return 1;;
+	esac
+
+	local match
+	match="$(grep -bzoP "${regex}" "${file_path}")"
+	git -P diff --ignore-space-at-eol --text --no-index \
+		<(tail -c+$(( ${match%:*} + 1 )) "${file_path}" | head -c${#match#*:}) \
+		<(sed -e "s/${old_value}/${new_value}/;s/\x0//" <<< "${match#*:}") \
+	| sed -e "s@proc/self/fd/[0-9]*@${file_path}@g"
+}
diff --git a/scripts/updates/utils/termux_pkg_upgrade_version.sh b/scripts/updates/utils/termux_pkg_upgrade_version.sh
index c4ab484cd68466..07a79e20441af7 100755
--- a/scripts/updates/utils/termux_pkg_upgrade_version.sh
+++ b/scripts/updates/utils/termux_pkg_upgrade_version.sh
@@ -84,8 +84,8 @@ termux_pkg_upgrade_version() {
 
 	echo "INFO: package being updated to ${LATEST_VERSION}."
 
-	sed \
-		-e "s/^\(TERMUX_PKG_VERSION=\)\(.*\)\$/\1\"${EPOCH}${LATEST_VERSION}\"/g" \
+	sed -r \
+		-e "s/^(TERMUX_PKG_VERSION=\(?)(.*)\$/\1\"${EPOCH}${LATEST_VERSION}\"/g" \
 		-e "/TERMUX_PKG_REVISION=/d" \
 		-i "${TERMUX_PKG_BUILDER_DIR}/build.sh"