diff --git a/deps.edn b/deps.edn
index 93d432c..857e9de 100644
--- a/deps.edn
+++ b/deps.edn
@@ -1,6 +1,6 @@
 {:paths   ["profiles" "src"]
  :deps    {nl.surf/apie {:git/url "https://github.com/SURFnet/apie.git"
-                         :git/sha "b20c848b9898df038ebd582a913c7feac03ac899"}}
+                         :git/sha "2d2cea531b3d29eb2ea4f4df46feb0f8ff5fb921"}}
  :aliases {:test      {:extra-deps {lambdaisland/kaocha {:mvn/version "RELEASE"}}
                        :main-opts  ["-m" "kaocha.runner"]}
            :clj-kondo {:replace-deps {clj-kondo/clj-kondo {:mvn/version "RELEASE"}}
diff --git a/src/nl/surf/eduhub_validator/main.clj b/src/nl/surf/eduhub_validator/main.clj
index 32e3824..8783311 100644
--- a/src/nl/surf/eduhub_validator/main.clj
+++ b/src/nl/surf/eduhub_validator/main.clj
@@ -1,5 +1,6 @@
 (ns nl.surf.eduhub-validator.main
-  (:require [clojure.java.io :as io]
+  (:require [babashka.json :as json]
+            [clojure.java.io :as io]
             [clojure.string :as string]
             [clojure.tools.cli :refer [parse-opts]]
             [nl.jomco.apie.main :as apie]))
@@ -21,18 +22,37 @@
        option))
    apie/cli-options))
 
-(defn version
-  "Return app version"
+(defn app-version
+  "Return version of app."
   []
   (when-let [r (io/resource "nl/surf/eduhub_validator/version.txt")]
     (string/trim (slurp r))))
 
+(defn spec-version
+  "Return version of openapi spec for built-in profile."
+  [profile]
+  (-> profile
+      apie/file-or-resource
+      apie/read-edn
+      :openapi-spec
+      apie/file-or-resource
+      apie/read-json
+      (get-in ["info" "version"])))
+
+(defn versions
+  "Return version of app and included openapi specs."
+  []
+  (str "eduhub-validator " (app-version) "\n"
+       "included profiles:\n"
+       (string/join "\n" (map (fn [p]
+                                (str " - " p " " (spec-version p)))
+                              included-profiles))))
 
 (defn -main
   [& args]
   (let [{:keys [errors summary options]} (parse-opts args cli-options)]
     (when (:print-version? options)
-      (println (version))
+      (println (versions))
       (System/exit 0))
     (when (seq errors)
       (run! println errors)