diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index b92e12b..68b4644 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -6,22 +6,29 @@ on:
       - master
 
 jobs:
-  Deploy:
+  deploy:
     runs-on: ubuntu-latest
     environment: Deployment
     timeout-minutes: 10
     steps:
-      - uses: actions/checkout@v3.2.0
-      - uses: ./.github/actions/setup
-        with:
-          cache-key: "deploy"
-      - name: Build JAR
-        shell: bash
-        run: >-
-          set -x;
-          clojure -X:jar :version "\"$(cat VERSION.txt)\""
-      - name: Upload JAR to Clojars
-        run: clojure -X:deploy :artifact '"target/saml20-clj.jar"'
-        env:
-          CLOJARS_USERNAME: ${{ secrets.CLOJARS_USERNAME }}
-          CLOJARS_PASSWORD: ${{ secrets.CLOJARS_PASSWORD }}
+    - uses: actions/checkout@v4.1.0
+      with:
+        fetch-depth: 0
+    - name: Prepare JDK 17
+      uses: actions/setup-java@v3
+      with:
+        java-version: 17
+        distribution: 'temurin'
+    - name: Setup Clojure
+      uses: DeLaGuardo/setup-clojure@12.1
+      with:
+        cli: 1.11.1.1413
+    - name: Build saml20
+      run: clojure -T:build build
+      env:
+        GITHUB_SHA: ${{ env.GITHUB_SHA }}
+    - name: Deploy saml20
+      run: clojure -T:build deploy
+      env:
+        CLOJARS_USERNAME: ${{ secrets.CLOJARS_USERNAME }}
+        CLOJARS_PASSWORD: ${{ secrets.CLOJARS_PASSWORD }}
diff --git a/build.clj b/build.clj
new file mode 100644
index 0000000..91799ea
--- /dev/null
+++ b/build.clj
@@ -0,0 +1,86 @@
+(ns build
+  (:require [clojure.java.shell :as sh]
+            [clojure.pprint :as pprint]
+            [clojure.string :as str]
+            [clojure.tools.build.api :as b]
+            [deps-deploy.deps-deploy :as dd]))
+
+(def scm-url "git@github.com:metabase/saml20-clj.git")
+(def github-url "https://github.com/metabase/saml20-clj/")
+(def lib 'metabase/saml20-clj)
+
+(def major-minor-version (str/trim (slurp "VERSION.txt")))
+
+(defn commit-number []
+  (or (-> (sh/sh "git" "rev-list" "HEAD" "--count")
+          :out
+          str/trim
+          parse-long)
+      "9999-SNAPSHOT"))
+
+(def version (str major-minor-version \. (commit-number)))
+
+(def target    "target")
+(def class-dir "target/classes")
+(def jar-file  (format "target/%s-%s.jar" lib version))
+
+
+(def sha
+  (or (not-empty (System/getenv "GITHUB_SHA"))
+      (not-empty (-> (sh/sh "git" "rev-parse" "HEAD")
+                     :out
+                     str/trim))))
+
+(def pom-template
+  [[:description "A library for delightful database interaction."]
+   [:url github-url]
+   [:licenses
+    [:license
+     [:name "Eclipse Public License"]
+     [:url "http://www.eclipse.org/legal/epl-v10.html"]]]
+   [:developers
+    [:developer
+     [:name "Cam Saul"]]]
+   [:scm
+    [:url github-url]
+    [:connection (str "scm:git:" scm-url)]
+    [:developerConnection (str "scm:git:" scm-url)]
+    [:tag sha]]])
+
+(def default-options
+  {:lib       lib
+   :version   version
+   :jar-file  jar-file
+   :basis     (b/create-basis {})
+   :class-dir class-dir
+   :target    target
+   :src-dirs  ["src"]
+   :pom-data  pom-template})
+
+(defn build [opts]
+  (let [opts (merge default-options opts)]
+    (b/delete {:path target})
+    (println "\nWriting pom.xml...")
+    (b/write-pom opts)
+    (println "\nCopying source...")
+    (b/copy-dir {:src-dirs   ["src" "resources"]
+                 :target-dir class-dir})
+    (printf "\nBuilding %s...\n" jar-file)
+    (b/jar opts)
+    (println "Done.")))
+
+(defn install [opts]
+  (printf "Installing %s to local Maven repository...\n" version)
+  (b/install (merge default-options opts)))
+
+(defn build-and-install [opts]
+  (build opts)
+  (install opts))
+
+(defn deploy [opts]
+  (let [opts (merge default-options opts)]
+    (printf "Deploying %s...\n" jar-file)
+    (dd/deploy {:installer :remote
+                :artifact  (b/resolve-path jar-file)
+                :pom-file  (b/pom-path (select-keys opts [:lib :class-dir]))})
+    (println "Done.")))
diff --git a/deps.edn b/deps.edn
index 9eb7e56..f0596cd 100644
--- a/deps.edn
+++ b/deps.edn
@@ -88,19 +88,9 @@
   :include-license
   {:extra-paths ["license"]}
 
-  ;; clojure -X:jar :version "\"$(cat VERSION.txt)\""
-  :jar
-  {:replace-deps {com.github.seancorfield/depstar {:mvn/version "2.1.303"}}
-   :exec-fn      hf.depstar/jar
-   :exec-args    {:group-id    "metabase"
-                  :artifact-id "saml20-clj"
-                  :jar         "target/saml20-clj.jar"
-                  :sync-pom    true
-                  :paths-only  true
-                  :aliases     [:include-license]}}
-
-  ;; clojure -X:deploy :artifact '"target/saml20-clj.jar"'
-  :deploy
-  {:extra-deps {slipset/deps-deploy {:mvn/version "RELEASE"}}
-   :exec-fn    deps-deploy.deps-deploy/deploy
-   :exec-args  {:installer :remote}}}}
+  ;; clojure -T:build build
+  ;; clojure -T:build deploy
+  :build
+  {:deps       {io.github.clojure/tools.build {:mvn/version "0.9.6"}
+                slipset/deps-deploy           {:mvn/version "0.2.2"}}
+   :ns-default build}}}