diff --git a/resources/src/babashka/clojure/repl/deps.clj b/resources/src/babashka/clojure/repl/deps.clj
index ca6ab4bf..d81f58ab 100644
--- a/resources/src/babashka/clojure/repl/deps.clj
+++ b/resources/src/babashka/clojure/repl/deps.clj
@@ -1,12 +1,5 @@
-;; rip-off from https://github.com/clojure/clojure/blob/master/src/clj/clojure/repl/deps.clj
-;; but re-implemented using babashka.deps
 (ns clojure.repl.deps
-  (:require [babashka.deps :as deps]
-            [borkdude.deps :as deps.clj]
-            [clojure.walk :as walk]
-            [clojure.edn :as edn]
-            [clojure.java.io :as io]
-            [babashka.process :as p]))
+  (:require [babashka.deps :as deps]))
 
 (defn add-libs
   "Given lib-coords, a map of lib to coord, will resolve all transitive deps for the libs
@@ -16,46 +9,6 @@
   (deps/add-deps {:deps lib-coords})
   nil)
 
-(defn tool-expr [lib]
-  (walk/postwalk-replace
-   {'lib lib}
-   '(let [current-basis (requiring-resolve 'clojure.java.basis/current-basis)
-          procurer (select-keys (current-basis) [:mvn/repos :mvn/local-repo])
-          invoke-tool (requiring-resolve 'clojure.tools.deps.interop/invoke-tool)
-          coord (invoke-tool {:tool-alias :deps
-                              :fn 'clojure.tools.deps/find-latest-version
-                              :args {:lib 'lib, :procurer procurer}})]
-      coord)))
-
-(defn- invoke-tool
-  {:added "1.12"}
-  [{:keys [tool-name tool-alias fn args preserve-envelope]
-    :as opts
-    :or {preserve-envelope false}}]
-  (when-not (or tool-name tool-alias) (throw (ex-info "Either :tool-alias or :tool-name must be provided" (or opts {}))))
-  (when-not (symbol? fn) (throw (ex-info (str "fn should be a symbol " fn) (or opts {}))))
-  (let [args (assoc args :clojure.exec/invoke :fn)
-        ;; this is a hack since in lein there is no basis and we just make this up:
-        args (assoc args :procurer {:mvn/repos {"central" {:url "https://repo1.maven.org/maven2/"}, "clojars" {:url "https://repo.clojars.org/"}}
-                                    :mvn/local-repo (str (io/file (System/getProperty "user.home") ".m2"))})
-        _ (when (:debug opts) (println "args" args))
-        command-strs [(str "-T" (or tool-alias tool-name)) (pr-str fn) (pr-str args)]
-        _ (when (:debug opts) (apply println "Invoking: " command-strs))
-        envelope (edn/read-string
-                  (binding [deps.clj/*clojure-process-fn* (clojure.core/fn [{:keys [cmd]}]
-                                                            (let [{:keys [exit out]} (apply p/sh cmd)]
-                                                              (if (zero? exit)
-                                                                out
-                                                                (throw (RuntimeException. (str "Process failed with exit=" exit))))))]
-                    (apply deps.clj/-main command-strs)))]
-    (if preserve-envelope
-      envelope
-      (let [{:keys [tag val]} envelope
-            parsed-val (edn/read-string val)]
-        (if (= :ret tag)
-          parsed-val
-          (throw (ex-info (:cause parsed-val) (or parsed-val {}))))))))
-
 (defn add-lib
   "Given a lib that is not yet on the repl classpath, make it available by
   downloading the library if necessary and adding it to the classloader.
@@ -74,10 +27,5 @@
   ([lib coord]
    (add-libs {lib coord}))
   ([lib]
-   (let [coord (invoke-tool {:tool-alias :deps
-                                  :fn 'clojure.tools.deps/find-latest-version
-                             :args {:lib lib}})]
-     (if coord
-       (add-libs {lib coord})
-       (throw (ex-info (str "No version found for lib " lib) {}))))))
+   (throw (ex-info "add-lib without explicit version isn't supported in babashka (yet)" {:lib lib}))))