diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
new file mode 100644
index 0000000..feb7e57
--- /dev/null
+++ b/.github/workflows/deploy.yml
@@ -0,0 +1,63 @@
+name: Deploy packages
+on:
+  push:
+    branches:
+      - master
+  workflow_dispatch:
+
+jobs:
+  check-version-bumps:
+    runs-on: ubuntu-latest
+    outputs:
+      changed: ${{ steps.versions-bumped.outputs.any_changed }}
+    steps:
+      - uses: actions/checkout@v3
+      - name: Check if versions bumped
+        id: versions-bumped
+        uses: tj-actions/changed-files@v36.3.0
+        with:
+          files: |
+            cljest/build.edn
+            jest-preset-cljest/package.json
+
+  deploy-cljest:
+    needs: check-version-bumps
+    if: needs.check-version-bumps.outputs.changed == 'true'
+
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: cljest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup java
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'corretto'
+          java-version: '17'
+      - name: Setup Clojure
+        uses: DeLaGuardo/setup-clojure@9.5
+        with:
+          cli: 1.11.1.1224
+      - name: Deploy cljest
+        run: make publish-to-clojars
+        env:
+          CLOJARS_USERNAME: ${{ secrets.CLOJARS_USERNAME }}
+          CLOJARS_PASSWORD: ${{ secrets.CLOJARS_PASSWORD }}
+
+  deploy-jest-preset-cljest:
+    needs: check-version-bumps
+    if: needs.check-version-bumps.outputs.changed == 'true'
+
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: jest-preset-cljest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Deploy jest-preset-cljest
+        run: |
+          echo "//registry.npmjs.org/:_authToken=$NPM_TOKEN" >> ~/.npmrc
+          npm publish
+        env:
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 0d8be3b..29a0860 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -85,3 +85,37 @@ jobs:
         run: make lint
       - name: Run JS tests
         run: make test-ci
+
+  check-version-bumps:
+    runs-on: ubuntu-latest
+    outputs:
+      changed: ${{ steps.versions-bumped.outputs.any_changed }}
+    steps:
+      - uses: actions/checkout@v3
+      - name: Check if versions bumped
+        id: versions-bumped
+        uses: tj-actions/changed-files@v36.3.0
+        with:
+          files: |
+            cljest/build.edn
+            jest-preset-cljest/package.json
+
+  ensure-package-versions-match:
+    needs: check-version-bumps
+    if: needs.check-version-bumps.outputs.changed == 'true'
+
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup java
+        uses: actions/setup-java@v3
+        with:
+          distribution: 'corretto'
+          java-version: '17'
+      - name: Setup Clojure
+        uses: DeLaGuardo/setup-clojure@9.5
+        with:
+          cli: 1.11.1.1224
+          bb: 1.3.181
+      - name: Run ensure-package-versions-match script
+        run: scripts/ensure-package-versions-match.bb
diff --git a/changelog.md b/changelog.md
index 3275c51..3081574 100644
--- a/changelog.md
+++ b/changelog.md
@@ -10,6 +10,7 @@
 
 - [Build using `clojure.tools.build` instead of `applied-science/deps-library`.](https://github.com/pitch-io/cljest/pull/38)
 - [Migrate from `applied-science/deps-library` to `deps-deploy` for Clojars deployment.](https://github.com/pitch-io/cljest/pull/38)
+- [Check that the versions match expectations and automatically merge when they bump.](https://github.com/pitch-io/cljest/pull/40)
 
 # 1.1.0
 
diff --git a/scripts/ensure-package-versions-match.bb b/scripts/ensure-package-versions-match.bb
new file mode 100755
index 0000000..166d51f
--- /dev/null
+++ b/scripts/ensure-package-versions-match.bb
@@ -0,0 +1,22 @@
+#!/usr/bin/env bb
+
+(require '[babashka.fs :as fs]
+         '[cheshire.core :as json]
+         '[clojure.edn :as edn])
+
+(def cljest-version (-> (fs/file "./cljest/build.edn")
+                        slurp
+                        edn/read-string
+                        :version))
+(def jest-preset-cljest-version (-> (fs/file "./jest-preset-cljest/package.json")
+                                    slurp
+                                    (json/parse-string true)
+                                    :version))
+
+;; TODO: properly handle our semantic versioning expectations. If we release an alpha
+;;       package (e.g. 1.2.0-alpha1) and the other package is 1.1.1, this shouldn't fail.
+(when-not (= cljest-version jest-preset-cljest-version)
+  (prn (format "cljest (%s) and jest-preset-cljest (%s) versions do not match."
+               cljest-version
+               jest-preset-cljest-version))
+  (System/exit 1))