diff --git a/.github/workflows/erlang.yml b/.github/workflows/erlang.yml
index f215d66..7771c69 100644
--- a/.github/workflows/erlang.yml
+++ b/.github/workflows/erlang.yml
@@ -4,7 +4,7 @@ on: [push, pull_request]
 
 jobs:
 
-  build:
+  ubuntu:
 
     runs-on: ubuntu-latest
 
@@ -24,3 +24,20 @@ jobs:
       run: rebar3 dialyzer || true # to generate the PLT :(
     - name: Run tests
       run: rebar3 test
+
+  windows:
+
+    runs-on: windows-latest
+
+    strategy:
+      matrix:
+        otp: [21, 22, 23, 24]
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: erlef/setup-beam@v1
+        with:
+          otp-version: ${{matrix.otp}}
+          rebar3-version: '3.15.2'
+      - name: Run tests
+        run: rebar3 do "ct,cover"
diff --git a/test/test_app_SUITE.erl b/test/test_app_SUITE.erl
index 9b21492..7e8d789 100644
--- a/test/test_app_SUITE.erl
+++ b/test/test_app_SUITE.erl
@@ -58,11 +58,13 @@ init_test_app() ->
     rebar_state:set(State1, format, [Files, IgnoredFiles]).
 
 git_diff() ->
-    case os:cmd("git --no-pager diff --no-index -- after formatted") of
+    case os:cmd("git -c core.autocrlf=input diff --no-index --name-only -- after formatted")
+    of
         "" ->
             ok;
-        Diff ->
-            Unicode = unicode:characters_to_binary(Diff),
-            ct:pal("Differences:~n~s", [Unicode]),
-            ct:fail(Unicode)
+        ModifiedFiles ->
+            Diff =
+                os:cmd("git -c core.autocrlf=input --no-pager diff --no-index -- after formatted"),
+            ct:pal("Differences:~n~ts", [Diff]),
+            ct:fail({modified_files, string:tokens(ModifiedFiles, [$\n])})
     end.