diff --git a/packages/rust/build.sh b/packages/rust/build.sh
index a2617fc8af..de7694d2ad 100644
--- a/packages/rust/build.sh
+++ b/packages/rust/build.sh
@@ -2,14 +2,17 @@ TERMUX_PKG_HOMEPAGE=https://www.rust-lang.org/
 TERMUX_PKG_DESCRIPTION="Systems programming language focused on safety, speed and concurrency"
 TERMUX_PKG_LICENSE="MIT"
 TERMUX_PKG_MAINTAINER="@termux"
-TERMUX_PKG_VERSION=1.72.1
-TERMUX_PKG_REVISION=1
-TERMUX_PKG_SRCURL=https://static.rust-lang.org/dist/rustc-$TERMUX_PKG_VERSION-src.tar.xz
-TERMUX_PKG_SHA256=aea58d962ff1c19521b9f587aad88285f0fd35b6b6738b031a7a15bb1b70a7c3
+TERMUX_PKG_VERSION=1.73.0
+TERMUX_PKG_SRCURL=https://static.rust-lang.org/dist/rustc-${TERMUX_PKG_VERSION}-src.tar.xz
+TERMUX_PKG_SHA256=6eaf672dbea2e6596af8c999f5e6924b9af4bb8b02166bfe0b928e68aa75ae62
 _LLVM_MAJOR_VERSION=$(. $TERMUX_SCRIPTDIR/packages/libllvm/build.sh; echo $LLVM_MAJOR_VERSION)
 _LLVM_MAJOR_VERSION_NEXT=$((_LLVM_MAJOR_VERSION + 1))
-TERMUX_PKG_DEPENDS="libc++, clang, openssl, lld, zlib, libllvm (<< $_LLVM_MAJOR_VERSION_NEXT)"
-TERMUX_PKG_RM_AFTER_INSTALL="bin/llvm-* bin/llc bin/opt"
+TERMUX_PKG_DEPENDS="clang, libc++, libllvm (<< ${_LLVM_MAJOR_VERSION_NEXT}), lld, openssl, zlib"
+TERMUX_PKG_RM_AFTER_INSTALL="
+bin/llc
+bin/llvm-*
+bin/opt
+"
 
 termux_step_pre_configure() {
 	termux_setup_cmake
@@ -54,7 +57,7 @@ termux_step_pre_configure() {
 	# https://github.com/termux/termux-packages/issues/11427
 	# Fresh build conflict: liblzma -> rust
 	# ld: error: /data/data/com.termux/files/usr/lib/liblzma.a(liblzma_la-common.o) is incompatible with elf64-x86-64
-	mv $TERMUX_PREFIX/lib/liblzma.a $TERMUX_PREFIX/lib/liblzma.a.tmp || true
+	mv "${TERMUX_PREFIX}"/lib/liblzma.a{,.tmp} || :
 
 	# ld: error: undefined symbol: getloadavg
 	# >>> referenced by rand.c
@@ -78,20 +81,20 @@ termux_step_configure() {
 	# like 30 to 40 + minutes ... so lets get it right
 
 	# upstream only tests build ver one version behind $TERMUX_PKG_VERSION
-	local BOOTSTRAP_VERSION=1.71.1
+	local BOOTSTRAP_VERSION=1.72.1
 	rustup install $BOOTSTRAP_VERSION
 	rustup default $BOOTSTRAP_VERSION-x86_64-unknown-linux-gnu
 	export PATH=$HOME/.rustup/toolchains/$BOOTSTRAP_VERSION-x86_64-unknown-linux-gnu/bin:$PATH
 	local RUSTC=$(command -v rustc)
 	local CARGO=$(command -v cargo)
 
-	sed "s%\\@TERMUX_PREFIX\\@%$TERMUX_PREFIX%g" \
-		$TERMUX_PKG_BUILDER_DIR/config.toml \
-		| sed "s%\\@TERMUX_STANDALONE_TOOLCHAIN\\@%$TERMUX_STANDALONE_TOOLCHAIN%g" \
-		| sed "s%\\@triple\\@%$CARGO_TARGET_NAME%g" \
-		| sed "s%\\@RUSTC\\@%$RUSTC%g" \
-		| sed "s%\\@CARGO\\@%$CARGO%g" \
-		> config.toml
+	sed \
+		-e "s|@TERMUX_PREFIX@|${TERMUX_PREFIX}|g" \
+		-e "s|@TERMUX_STANDALONE_TOOLCHAIN@|${TERMUX_STANDALONE_TOOLCHAIN}|g" \
+		-e "s|@triple@|${CARGO_TARGET_NAME}|g" \
+		-e "s|@RUSTC@|${RUSTC}|g" \
+		-e "s|@CARGO@|${CARGO}|g" \
+		"${TERMUX_PKG_BUILDER_DIR}"/config.toml > config.toml
 
 	local env_host=$(printf $CARGO_TARGET_NAME | tr a-z A-Z | sed s/-/_/g)
 	export ${env_host}_OPENSSL_DIR=$TERMUX_PREFIX
@@ -117,6 +120,9 @@ termux_step_make() {
 termux_step_make_install() {
 	unset CC CXX CPP LD CFLAGS CXXFLAGS CPPFLAGS LDFLAGS PKG_CONFIG RANLIB
 
+	# remove version suffix: beta, nightly
+	local TERMUX_PKG_VERSION=${TERMUX_PKG_VERSION//~*}
+
 	if [ $TERMUX_ARCH = "x86_64" ]; then
 		mv $TERMUX_PREFIX ${TERMUX_PREFIX}a
 		$TERMUX_PKG_SRCDIR/x.py build --host x86_64-unknown-linux-gnu --stage 1 cargo
@@ -140,7 +146,7 @@ termux_step_make_install() {
 	mv $TERMUX_PREFIX/lib/libz.so.1.tmp $TERMUX_PREFIX/lib/libz.so.1
 	mv $TERMUX_PREFIX/lib/libz.so.tmp $TERMUX_PREFIX/lib/libz.so
 	mv $TERMUX_PREFIX/lib/liblzma.so.tmp $TERMUX_PREFIX/lib/liblzma.so.$LZMA_VERSION
-	mv $TERMUX_PREFIX/lib/liblzma.a.tmp $TERMUX_PREFIX/lib/liblzma.a || true
+	mv "${TERMUX_PREFIX}"/lib/liblzma.a{.tmp,} || :
 
 	ln -sf rustlib/$CARGO_TARGET_NAME/lib/*.so .
 	ln -sf $TERMUX_PREFIX/bin/lld $TERMUX_PREFIX/bin/rust-lld
diff --git a/packages/rust/config.toml b/packages/rust/config.toml
index 3a2b4775a8..1d0fa7c68c 100644
--- a/packages/rust/config.toml
+++ b/packages/rust/config.toml
@@ -1,5 +1,5 @@
 # See documentation at
-# https://github.com/rust-lang/rust/blob/master/config.toml.example
+# https://github.com/rust-lang/rust/blob/master/config.example.toml
 
 [llvm]
 link-shared = true
@@ -10,7 +10,7 @@ target = ["@triple@", "wasm32-unknown-unknown"]
 rustc = "@RUSTC@"
 cargo = "@CARGO@"
 
-python = "python2.7"
+python = "python3"
 extended = true
 sanitizers = false
 
@@ -30,7 +30,7 @@ channel = "stable"
 rpath = false
 
 [target.x86_64-unknown-linux-gnu]
-llvm-config = "/usr/bin/llvm-config-14"
+llvm-config = "/usr/bin/llvm-config-15"
 
 [target.@triple@]
 android-ndk = "@TERMUX_STANDALONE_TOOLCHAIN@"
diff --git a/packages/rust/rustc-dev.subpackage.sh b/packages/rust/rustc-dev.subpackage.sh
index 83f5a39d79..1807a18fdf 100644
--- a/packages/rust/rustc-dev.subpackage.sh
+++ b/packages/rust/rustc-dev.subpackage.sh
@@ -1,3 +1,4 @@
-TERMUX_SUBPKG_DESCRIPTION="developer compiler libs"
-INCLUDED=$(sed 's/^.....//' $TERMUX_PKG_BUILDDIR/rustc-dev-$TERMUX_PKG_VERSION-$CARGO_TARGET_NAME/rustc-dev/manifest.in | grep -v '\.so$' )
-TERMUX_SUBPKG_INCLUDE="$INCLUDED"
+TERMUX_SUBPKG_DESCRIPTION="Rust development compiler libs"
+_VERSION=${TERMUX_PKG_VERSION//~*}
+_INCLUDED=$(sed 's/^.....//' "${TERMUX_PKG_BUILDDIR}/rustc-dev-${_VERSION}-${CARGO_TARGET_NAME}/rustc-dev/manifest.in" | grep -v '\.so$')
+TERMUX_SUBPKG_INCLUDE="${_INCLUDED}"
diff --git a/scripts/build/setup/termux_setup_rust.sh b/scripts/build/setup/termux_setup_rust.sh
index 28e2e737c0..c4f32f6a03 100644
--- a/scripts/build/setup/termux_setup_rust.sh
+++ b/scripts/build/setup/termux_setup_rust.sh
@@ -1,46 +1,58 @@
+# shellcheck shell=bash disable=SC1091 disable=SC2086 disable=SC2155
 termux_setup_rust() {
-	if [ $TERMUX_ARCH = "arm" ]; then
-		CARGO_TARGET_NAME=armv7-linux-androideabi
-	else
-		CARGO_TARGET_NAME=$TERMUX_ARCH-linux-android
+	export CARGO_TARGET_NAME="${TERMUX_ARCH}-linux-android"
+	if [[ "${TERMUX_ARCH}" == "arm" ]]; then
+		CARGO_TARGET_NAME="armv7-linux-androideabi"
 	fi
 
-	if [ "$TERMUX_ON_DEVICE_BUILD" = "true" ]; then
-		if [[ "$TERMUX_APP_PACKAGE_MANAGER" = "apt" && "$(dpkg-query -W -f '${db:Status-Status}\n' rust 2>/dev/null)" != "installed" ]] ||
-                   [[ "$TERMUX_APP_PACKAGE_MANAGER" = "pacman" && ! "$(pacman -Q rust 2>/dev/null)" ]]; then
-			echo "Package 'rust' is not installed."
-			echo "You can install it with"
-			echo
-			echo "  pkg install rust"
-			echo
-			echo "  pacman -S rust"
-			echo
-			echo "or build it from source with"
-			echo
-			echo "  ./build-package.sh rust"
-			echo
-			echo "Note that package 'rust' is known to be problematic for building on device."
+	if [[ "${TERMUX_ON_DEVICE_BUILD}" == "true" ]]; then
+		if [[ -z "$(command -v rustc)" ]]; then
+			cat <<- EOL
+			Package 'rust' is not installed.
+			You can install it with
+
+			pkg install rust
+
+			pacman -S rust
+
+			or build it from source with
+
+			./build-package.sh rust
+
+			Note that package 'rust' is known to be problematic for building on device.
+			EOL
 			exit 1
 		fi
+		local RUSTC_VERSION=$(rustc --version | awk '{ print $2 }')
+		if [[ -n "${TERMUX_RUST_VERSION-}" && "${TERMUX_RUST_VERSION-}" != "${RUSTC_VERSION}" ]]; then
+			cat <<- EOL >&2
+			WARN: On device build with old rust version is not possible!
+			TERMUX_RUST_VERSION = ${TERMUX_RUST_VERSION}
+			RUSTC_VERSION       = ${RUSTC_VERSION}
+			EOL
+		fi
 		return
 	fi
 
 	local ENV_NAME=CARGO_TARGET_${CARGO_TARGET_NAME^^}_LINKER
 	ENV_NAME=${ENV_NAME//-/_}
-	export $ENV_NAME=$CC
-	export TARGET_CFLAGS="${CFLAGS-} $CPPFLAGS"
+	export $ENV_NAME="${CC}"
+	export TARGET_CFLAGS="${CFLAGS-} ${CPPFLAGS}"
 	# This was getting applied for the host build of Rust macros or whatever, so
 	# unset it.
 	unset CFLAGS
 
-	curl https://sh.rustup.rs -sSf > $TERMUX_PKG_TMPDIR/rustup.sh
-
-	if [ -z "${TERMUX_RUST_VERSION-}" ]; then
-		TERMUX_RUST_VERSION=$(bash -c ". $TERMUX_SCRIPTDIR/packages/rust/build.sh; echo \$TERMUX_PKG_VERSION")
+	if [[ -z "${TERMUX_RUST_VERSION-}" ]]; then
+		TERMUX_RUST_VERSION=$(. "${TERMUX_SCRIPTDIR}"/packages/rust/build.sh; echo ${TERMUX_PKG_VERSION})
+	fi
+	if [[ "${TERMUX_RUST_VERSION}" == *"~beta"* ]]; then
+		TERMUX_RUST_VERSION="beta"
 	fi
 
-	sh $TERMUX_PKG_TMPDIR/rustup.sh	-y --default-toolchain $TERMUX_RUST_VERSION
-	export PATH=$HOME/.cargo/bin:$PATH
+	curl https://sh.rustup.rs -sSf > "${TERMUX_PKG_TMPDIR}"/rustup.sh
+	sh "${TERMUX_PKG_TMPDIR}"/rustup.sh -y --default-toolchain "${TERMUX_RUST_VERSION}"
 
-	rustup target add $CARGO_TARGET_NAME
+	export PATH="${HOME}/.cargo/bin:${PATH}"
+
+	rustup target add "${CARGO_TARGET_NAME}"
 }
diff --git a/scripts/setup-ubuntu.sh b/scripts/setup-ubuntu.sh
index 8361c13fe3..6708636a13 100755
--- a/scripts/setup-ubuntu.sh
+++ b/scripts/setup-ubuntu.sh
@@ -148,9 +148,9 @@ PACKAGES+=" composer"
 
 # Needed by package rust.
 PACKAGES+=" libssl-dev" # Needed to build Rust
-PACKAGES+=" llvm-14-dev"
-PACKAGES+=" llvm-14-tools"
-PACKAGES+=" clang-14"
+PACKAGES+=" llvm-15-dev"
+PACKAGES+=" llvm-15-tools"
+PACKAGES+=" clang-15"
 
 # Needed for package smalltalk.
 PACKAGES+=" libsigsegv-dev"