diff --git a/.github/workflows/audit.yml b/.github/workflows/audit.yml
index 328d357..946a99e 100644
--- a/.github/workflows/audit.yml
+++ b/.github/workflows/audit.yml
@@ -6,7 +6,7 @@ on:
 jobs:
   audit:
     if: github.repository_owner == 'a-scie'
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Check out code
         uses: actions/checkout@v4
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index eeb3028..4156a93 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,42 +15,65 @@ jobs:
   org-check:
     name: Check GitHub Organization
     if: github.repository_owner == 'a-scie'
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Noop
         run: "true"
   ci:
-    name: (${{ matrix.os }}) CI
+    name: ${{ matrix.name }} CI
     needs: org-check
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
         # N.B.: macos-13 is the oldest non-deprecated Intel Mac runner and macos-14 is the oldest
         # non-deprecated ARM Mac runner.
-        os: [ ubuntu-22.04, linux-arm64, macos-13, macos-14, windows-2022, windows-arm64 ]
+        include:
+          - os: ubuntu-24.04
+            name: Linux x86-64
+          - os: ubuntu-24.04
+            name: Linux x86-64 (musl)
+            cross-target: x86_64-unknown-linux-musl
+          - os: ubuntu-24.04
+            name: Linux aarch64
+            cross-target: aarch64-unknown-linux-musl
+          - os: ubuntu-24.04
+            name: Linux armv7l
+            cross-target: armv7-unknown-linux-musleabihf
+          - os: macos-13
+            name: macOS x86-64
+          - os: macos-14
+            name: macOS aarch64
+          - os: windows-2022
+            name: Windows x86-64
+          - os: windows-arm64
+            name: Windows aarch64
     steps:
       - uses: actions/checkout@v4
       - name: Check Formatting
+        if: matrix.cross-target == ''
         run: |
           rustup toolchain add nightly -c rustfmt
           cargo +nightly fmt --check --all
+      - name: Install Cross
+        if: matrix.cross-target != ''
+        run: |
+          cargo install cross --locked
+          docker run --privileged --rm tonistiigi/binfmt --install all
       - name: Lint
+        if: matrix.cross-target == ''
         run: cargo clippy --locked --all
+      - name: Lint
+        if: matrix.cross-target != ''
+        run: cross clippy --locked --all --target ${{ matrix.cross-target }}
       - name: Unit Tests
+        if: matrix.cross-target == ''
         run: cargo test --all
+      - name: Unit Tests
+        if: matrix.cross-target != ''
+        run: cross test --all --target ${{ matrix.cross-target }}
       - name: Build & Package
-        if: ${{ matrix.os != 'ubuntu-22.04' && matrix.os != 'linux-arm64' }}
+        if: matrix.cross-target == ''
         run: cargo run -p package
       - name: Build & Package
-        if: ${{ matrix.os == 'ubuntu-22.04' || matrix.os == 'linux-arm64' }}
-        run: |
-          docker run --rm \
-            -v $PWD:/code \
-            -w /code \
-            rust:1.83.0-alpine3.20 \
-              sh -c "
-                apk add cmake make musl-dev perl &&
-                addgroup -g $(id -g) build &&
-                adduser -u $(id -u) -G build -D -H build &&
-                su build -c 'cargo run -p package -- dist'
-              "
+        if: matrix.cross-target != ''
+        run: cross run -p package --target ${{ matrix.cross-target }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 21281f8..479c720 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,14 +12,14 @@ jobs:
   org-check:
     name: Check GitHub Organization
     if: ${{ github.repository_owner == 'a-scie' }}
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - name: Noop
         run: "true"
   determine-tag:
     name: Determine the release tag to operate against.
     needs: org-check
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     outputs:
       release-tag: ${{ steps.determine-tag.outputs.release-tag }}
       release-version: ${{ steps.determine-tag.outputs.release-version }}
@@ -40,14 +40,31 @@ jobs:
             exit 1
           fi
   github-release:
-    name: (${{ matrix.os }}) Create Github Release
+    name: (${{ matrix.name }}) Create Github Release
     needs: determine-tag
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
         # N.B.: macos-13 is the oldest non-deprecated Intel Mac runner and macos-14 is the oldest
         # non-deprecated ARM Mac runner.
-        os: [ ubuntu-22.04, linux-arm64, macos-13, macos-14, windows-2022, windows-arm64 ]
+        include:
+          - os: ubuntu-24.04
+            name: Linux x86-64
+            cross-target: x86_64-unknown-linux-musl
+          - os: ubuntu-24.04
+            name: Linux aarch64
+            cross-target: aarch64-unknown-linux-musl
+          - os: ubuntu-24.04
+            name: Linux armv7l
+            cross-target: armv7-unknown-linux-musleabihf
+          - os: macos-13
+            name: macOS x86-64
+          - os: macos-14
+            name: macOS aarch64
+          - os: windows-2022
+            name: Windows x86-64
+          - os: windows-arm64
+            name: Windows aarch64
     environment: Release
     permissions:
       id-token: write
@@ -60,21 +77,13 @@ jobs:
         with:
           ref: ${{ needs.determine-tag.outputs.release-tag }}
       - name: Package ptex ${{ needs.determine-tag.outputs.release-tag }} binary
-        if: ${{ matrix.os != 'ubuntu-22.04' && matrix.os != 'linux-arm64' }}
+        if: matrix.cross-target == ''
         run: cargo run -p package
       - name: Package ptex ${{ needs.determine-tag.outputs.release-tag }} binary
-        if: ${{ matrix.os == 'ubuntu-22.04' || matrix.os == 'linux-arm64' }}
+        if: matrix.cross-target != ''
         run: |
-          docker run --rm \
-            -v $PWD:/code \
-            -w /code \
-            rust:1.83.0-alpine3.20 \
-              sh -c "
-                apk add cmake make musl-dev perl &&
-                addgroup -g $(id -g) build &&
-                adduser -u $(id -u) -G build -D -H build &&
-                su build -c 'cargo run -p package -- dist'
-              "
+          cargo install cross --locked
+          cross run -p package --target ${{ matrix.cross-target }}
       - name: Generate ptex ${{ needs.determine-tag.outputs.release-tag }} artifact attestations
         uses: actions/attest-build-provenance@v1
         with:
diff --git a/CHANGES.md b/CHANGES.md
index 0173f8d..a44d378 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,5 +1,9 @@
 # Release Notes
 
+## 1.3.0
+
+This release adds support for Linux ARM (armv7 and armv8 32 bit mode).
+
 ## 1.2.0
 
 This release adds support for Windows ARM64.
diff --git a/Cargo.lock b/Cargo.lock
index 0b9fd8d..e5be04f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -229,6 +229,12 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "either"
+version = "1.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "60b1af1c220855b6ceac025d3f6ecdd2b7c4894bfe9cd9bda4fbb4bc7c0d4cf0"
+
 [[package]]
 name = "encode_unicode"
 version = "0.3.6"
@@ -276,6 +282,15 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
 
+[[package]]
+name = "home"
+version = "0.5.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3d1354bf6b7235cb4a0576c2619fd4ed18183f689b12b006a0ee7329eeff9a5"
+dependencies = [
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "icu_collections"
 version = "1.5.0"
@@ -550,11 +565,12 @@ dependencies = [
 
 [[package]]
 name = "package"
-version = "0.2.0"
+version = "0.3.0"
 dependencies = [
  "clap",
  "proc-exit",
  "sha2",
+ "which",
 ]
 
 [[package]]
@@ -592,7 +608,7 @@ dependencies = [
 
 [[package]]
 name = "ptex"
-version = "1.2.0"
+version = "1.3.0"
 dependencies = [
  "anyhow",
  "curl",
@@ -887,6 +903,18 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "which"
+version = "7.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c9cad3279ade7346b96e38731a641d7343dd6a53d55083dd54eadfa5a1b38c6b"
+dependencies = [
+ "either",
+ "home",
+ "rustix",
+ "winsafe",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.42.0"
@@ -1092,6 +1120,12 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
 
+[[package]]
+name = "winsafe"
+version = "0.0.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d135d17ab770252ad95e9a872d365cf3090e3be864a34ab46f48555993efc904"
+
 [[package]]
 name = "write16"
 version = "1.0.0"
diff --git a/Cargo.toml b/Cargo.toml
index cf05ea0..c78556b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,7 +5,7 @@ members = [
 
 [package]
 name = "ptex"
-version = "1.2.0"
+version = "1.3.0"
 edition = "2021"
 authors = [
     "John Sirois <john.sirois@gmail.com>",
diff --git a/README.md b/README.md
index 2a92369..29df561 100644
--- a/README.md
+++ b/README.md
@@ -141,10 +141,10 @@ distribution is ~28M:
 
 ## Building `ptex`
 
-The `ptex` binary is [released](https://github.com/a-scie/ptex/releases) for Linux (x86_64 &
-aarch64), macOS (x86_64 & aarch64) and Windows (x86_64). If you'd like to build your own copy,
-you'll need [Rust installed](https://rustup.rs/) at which point you can run `cargo run -p package`
-and a binary for your current machine will be built in `dist/` along with a sha256 checksum file.
-For more build options, you can run `cargo run -p package -- --help`. On some systems, builds will
-require `cmake`, `make` and `perl` in order to build various `*-sys` crates. If you're missing
-these, the build failures will point you in the right direction with some reading.
+The `ptex` binary is [released](https://github.com/a-scie/ptex/releases) for Linux (x86_64,
+aarch64 & armv7), macOS (x86_64 & aarch64) and Windows (x86_64 & aarch64). If you'd like to build
+your own copy, you'll need [Rust installed](https://rustup.rs/) at which point you can run
+`cargo run -p package` and a binary for your current machine will be built in `dist/` along with a
+sha256 checksum file. For more build options, you can run `cargo run -p package -- --help`. On some
+systems, builds will require `cmake`, `make` and `perl` in order to build various `*-sys` crates.
+If you're missing these, the build failures will point you in the right direction with some reading.
diff --git a/package/Cargo.toml b/package/Cargo.toml
index 8f83624..1633afa 100644
--- a/package/Cargo.toml
+++ b/package/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "package"
-version = "0.2.0"
+version = "0.3.0"
 description = "Packages the ptex binary."
 authors = [
     "John Sirois <john.sirois@gmail.com>",
@@ -12,3 +12,4 @@ publish = false
 clap = { version = "4.5", features = ["derive"] }
 proc-exit = "2.0"
 sha2 = "0.10"
+which = "7.0"
diff --git a/package/src/main.rs b/package/src/main.rs
index 6db7613..5df1f76 100644
--- a/package/src/main.rs
+++ b/package/src/main.rs
@@ -107,8 +107,11 @@ fn main() -> ExitResult {
     // script forwards them.
     let out_dir = env!("OUT_DIR");
     let target = args.target.unwrap_or_else(|| env!("TARGET").to_string());
+
     // Just in case this target is not already installed.
-    execute(Command::new("rustup").args(["target", "add", &target]))?;
+    if let Ok(rustup) = which::which("rustup") {
+        execute(Command::new(rustup).args(["target", "add", &target]))?;
+    }
 
     let workspace_root = PathBuf::from(cargo_manifest_dir).join("..");
     let output_root = PathBuf::from(out_dir).join("dist");
diff --git a/rust-toolchain b/rust-toolchain
index 07ffd99..a0b8a72 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1,7 +1,4 @@
 [toolchain]
-# N.B.: Update .github and .circleci yaml to use a matching image, if available.
-# Although a version match is not required (cargo downloads and installs the
-# toolchain described here if not present), it does speed up CI builds.
 channel = "1.83.0"
 components = [
   "cargo",