diff --git a/appveyor.yml b/appveyor.yml
index fe2ebb38..b5e535ed 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -8,6 +8,7 @@ clone_folder: C:\projects\babashka
 
 environment:
   GRAALVM_HOME: C:\projects\babashka\graalvm\graalvm-ce-java11-21.1.0
+  JAVA_HOME: C:\projects\babashka\graalvm\graalvm-ce-java11-21.1.0
   BABASHKA_XMX: "-J-Xmx5g"
 
 cache:
@@ -30,24 +31,26 @@ clone_script:
 - cmd: git submodule update --init --recursive
 
 build_script:
+- cmd: >-
+    powershell -Command "if (Test-Path('graalvm')) { return } else { (New-Object Net.WebClient).DownloadFile('https://github.com/graalvm/graalvm-ce-builds/releases/download/vm-21.1.0/graalvm-ce-java11-windows-amd64-21.1.0.zip', 'graalvm.zip') }"
+
+    powershell -Command "if (Test-Path('graalvm')) { return } else { Expand-Archive graalvm.zip graalvm }"
+
 - cmd: >-
     powershell -Command "(New-Object Net.WebClient).DownloadFile('https://raw.githubusercontent.com/technomancy/leiningen/stable/bin/lein.bat', 'lein.bat')"
 
     call lein self-install
 
-# set CLJ_KONDO_TEST_ENV=jvm
+- cmd: >-
+    set BABASHKA_TEST_ENV=jvm
 
-# call script/test.bat
+    call script/test.bat
 
 # see https://github.com/quarkusio/quarkus/pull/7663
 
 - cmd: >-
     call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvars64.bat"
 
-    powershell -Command "if (Test-Path('graalvm')) { return } else { (New-Object Net.WebClient).DownloadFile('https://github.com/graalvm/graalvm-ce-builds/releases/download/vm-21.1.0/graalvm-ce-java11-windows-amd64-21.1.0.zip', 'graalvm.zip') }"
-
-    powershell -Command "if (Test-Path('graalvm')) { return } else { Expand-Archive graalvm.zip graalvm }"
-
     call script/uberjar.bat
 
     call script/compile.bat
@@ -62,12 +65,9 @@ build_script:
 
     bb release-artifact %zip%
 
-# - cmd: >-
-#     lein clean
+    set BABASHKA_TEST_ENV=native
 
-#     set CLJ_KONDO_TEST_ENV=native
-
-#     call script/test.bat
+    call script/test.bat
 
 artifacts:
 - path: babashka-*-windows-amd64.zip
diff --git a/project.clj b/project.clj
index 4170489b..86cf3710 100644
--- a/project.clj
+++ b/project.clj
@@ -14,6 +14,7 @@
   ;; :java-source-paths ["sci/reflector/src-java"]
   :java-source-paths ["src-java"]
   :resource-paths ["resources" "sci/resources"]
+  :test-selectors {:windows :windows}
   :dependencies [[org.clojure/clojure "1.11.0-alpha1"]
                  [borkdude/edamame "0.0.11"]
                  [borkdude/graal.locking "0.0.2"]
diff --git a/script/test.bat b/script/test.bat
new file mode 100755
index 00000000..ba69e4ec
--- /dev/null
+++ b/script/test.bat
@@ -0,0 +1,11 @@
+if "%GRAALVM_HOME%"=="" (
+echo Please set GRAALVM_HOME
+exit /b
+)
+
+echo "BABASHKA_TEST_ENV: %BABASHKA_TEST_ENV%"
+
+set JAVA_HOME=%GRAALVM_HOME%
+set PATH=%GRAALVM_HOME%\bin;%PATH%
+
+call lein do clean, test :windows
diff --git a/test/babashka/impl/nrepl_server_test.clj b/test/babashka/impl/nrepl_server_test.clj
index 08dddee0..822fb802 100644
--- a/test/babashka/impl/nrepl_server_test.clj
+++ b/test/babashka/impl/nrepl_server_test.clj
@@ -180,7 +180,7 @@
                                    "session" session "id" (new-id!)})
         (dotimes [_ 3]
           (let [reply (read-reply in session @id)]
-            (is (= "Hello\n" (:out reply)))))))))
+            (is (= "Hello\n" (tu/normalize (:out reply))))))))))
 
 (deftest nrepl-server-test
   (let [proc-state (atom nil)
diff --git a/test/babashka/impl/repl_test.clj b/test/babashka/impl/repl_test.clj
index d9cf7b70..a1bd730b 100644
--- a/test/babashka/impl/repl_test.clj
+++ b/test/babashka/impl/repl_test.clj
@@ -2,6 +2,7 @@
   (:require
    [babashka.impl.pprint :refer [pprint-namespace]]
    [babashka.impl.repl :refer [start-repl!]]
+   [babashka.test-utils :as tu]
    [clojure.string :as str]
    [clojure.test :as t :refer [deftest is]]
    [sci.core :as sci]
@@ -20,18 +21,20 @@
                       :namespaces {'clojure.pprint pprint-namespace}})))
 
 (defn assert-repl [expr expected]
-  (is (str/includes? (sci/with-out-str
-                       (sci/with-in-str (str expr "\n:repl/quit")
-                         (repl!))) expected)))
+  (is (str/includes? (tu/normalize
+                      (sci/with-out-str
+                        (sci/with-in-str (str expr "\n:repl/quit")
+                          (repl!)))) expected)))
 
 (defn assert-repl-error [expr expected]
   (is (str/includes?
-       (let [sw (java.io.StringWriter.)]
-         (sci/binding [sci/out (java.io.StringWriter.)
-                       sci/err sw]
-           (sci/with-in-str (str expr "\n:repl/quit")
-             (repl!)))
-         (str sw)) expected)))
+       (tu/normalize
+        (let [sw (java.io.StringWriter.)]
+          (sci/binding [sci/out (java.io.StringWriter.)
+                        sci/err sw]
+            (sci/with-in-str (str expr "\n:repl/quit")
+              (repl!)))
+          (str sw))) expected)))
 
 (deftest repl-test
   (assert-repl "1" "1")
diff --git a/test/babashka/main_test.clj b/test/babashka/main_test.clj
index 8104e8e7..da3185f9 100644
--- a/test/babashka/main_test.clj
+++ b/test/babashka/main_test.clj
@@ -17,7 +17,7 @@
     :eof nil}
    (apply test-utils/bb (when (some? input) (str input)) (map str args))))
 
-(deftest parse-opts-test
+(deftest ^:windows parse-opts-test
   (is (= "1667"
          (:nrepl (main/parse-opts ["--nrepl-server"]))))
   (is (= "1666"
@@ -132,7 +132,7 @@
       (is (not-empty s)))))
 
 (deftest malformed-command-line-args-test
-  (is (thrown-with-msg? Exception #"File does not exist: non-existing\n"
+  (is (thrown-with-msg? Exception #"File does not exist: non-existing"
                         (bb nil "-f" "non-existing"))))
 
 (deftest ssl-test
@@ -178,10 +178,11 @@
                              name)))))
     (testing "print source from file on classpath"
       (is (= "(defn foo [x y]\n  (+ x y))\n"
-             (bb nil
-                 "-cp" dir
-                 "-e" (format "(require '[clojure.repl :refer [source]] '[%s])" name)
-                 "-e" (format "(with-out-str (source %s/foo))" name)))))))
+             (test-utils/normalize
+              (bb nil
+                  "-cp" dir
+                  "-e" (format "(require '[clojure.repl :refer [source]] '[%s])" name)
+                  "-e" (format "(with-out-str (source %s/foo))" name))))))))
 
 (deftest eval-test
   (is (= "120\n" (test-utils/bb nil "(eval '(do (defn foo [x y] (+ x y))
diff --git a/test/babashka/test_utils.clj b/test/babashka/test_utils.clj
index c3f18752..79cd85c2 100644
--- a/test/babashka/test_utils.clj
+++ b/test/babashka/test_utils.clj
@@ -6,12 +6,19 @@
    [babashka.main :as main]
    [babashka.process :as p]
    [clojure.edn :as edn]
+   [clojure.string :as str]
    [clojure.test :as test :refer [*report-counters*]]
    [sci.core :as sci]
    [sci.impl.vars :as vars]))
 
 (set! *warn-on-reflection* true)
 
+
+(defn normalize [s]
+  (if main/windows?
+    (str/replace s "\r\n" "\n")
+    s))
+
 (def ^:dynamic *bb-edn-path* nil)
 
 (defmethod clojure.test/report :begin-test-var [m]
@@ -55,7 +62,7 @@
                         (with-in-str input-or-opts (apply main/main args))
                         (apply main/main args)))]
             (if (zero? res)
-              (str os)
+              (normalize (str os))
               (do
                 (println (str os))
                 (throw (ex-info (str es)