diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
new file mode 100644
index 00000000..d568f375
--- /dev/null
+++ b/.github/workflows/publish.yml
@@ -0,0 +1,30 @@
+name: Release-plz
+
+permissions:
+  pull-requests: write
+  contents: write
+
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  release-plz:
+    name: Release-plz
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          submodules: true
+      - name: Install Rust (rustup)
+        run: rustup update nightly --no-self-update && rustup default nightly
+      - name: Publish `libm` as part of builtins, rather than its own crate
+        run: rm libm/Cargo.toml
+      - name: Run release-plz
+        uses: MarcoIeni/release-plz-action@v0.5
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
diff --git a/.release-plz.toml b/.release-plz.toml
new file mode 100644
index 00000000..affc1026
--- /dev/null
+++ b/.release-plz.toml
@@ -0,0 +1,3 @@
+[workspace]
+changelog_update = false
+semver_check = false
diff --git a/crates/panic-handler/Cargo.toml b/crates/panic-handler/Cargo.toml
index 4fb81eb8..2ad85840 100644
--- a/crates/panic-handler/Cargo.toml
+++ b/crates/panic-handler/Cargo.toml
@@ -3,5 +3,6 @@ name = "panic-handler"
 version = "0.1.0"
 authors = ["Alex Crichton <alex@alexcrichton.com>"]
 edition = "2021"
+publish = false
 
 [dependencies]
diff --git a/testcrate/Cargo.toml b/testcrate/Cargo.toml
index 6b5c4cf4..e39c35b6 100644
--- a/testcrate/Cargo.toml
+++ b/testcrate/Cargo.toml
@@ -3,6 +3,7 @@ name = "testcrate"
 version = "0.1.0"
 authors = ["Alex Crichton <alex@alexcrichton.com>"]
 edition = "2021"
+publish = false
 
 [lib]
 test = false