diff --git a/.github/workflows/_buildpacks-release.yml b/.github/workflows/_buildpacks-release.yml
index 44a0197a..c9f61d90 100644
--- a/.github/workflows/_buildpacks-release.yml
+++ b/.github/workflows/_buildpacks-release.yml
@@ -71,7 +71,9 @@ jobs:
         uses: Swatinem/rust-cache@v2.6.0
 
       - name: Install libcnb-cargo
-        run: cargo install libcnb-cargo
+        # TODO: Derive this version from the `libcnb-package` version in this repo's `Cargo.toml`,
+        # or at least add a CI check to ensure the two versions are in sync.
+        run: cargo install --locked libcnb-cargo@0.13.0
 
       - name: Install Languages CLI
         uses: heroku/languages-github-actions/.github/actions/install-languages-cli@main
diff --git a/Cargo.toml b/Cargo.toml
index de032455..dfb9cae7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,8 +25,9 @@ clap = { version = "4", default-features = false, features = [
 ] }
 indexmap = "2"
 lazy_static = "1"
-libcnb-data = "0.13"
-libcnb-package = "0.13"
+# NB: Make sure to keep the `libcnb-cargo` version in `_buildpacks-release.yml` in sync with these.
+libcnb-data = "=0.13.0"
+libcnb-package = "=0.13.0"
 markdown = "1.0.0-alpha.12"
 rand = "0.8"
 regex = "1"