diff --git a/docs_test.go b/docs_test.go
index e489751..e4e47d7 100644
--- a/docs_test.go
+++ b/docs_test.go
@@ -8,6 +8,7 @@ import (
 	"net/mail"
 	"os"
 	"testing"
+	"time"
 
 	"github.com/stretchr/testify/require"
 	"github.com/urfave/cli/v3"
@@ -37,6 +38,32 @@ func normalizeNewlines(d []byte) []byte {
 	)
 }
 
+func buildFlagTest(t *testing.T) *cli.Command {
+	return &cli.Command{
+		Writer: io.Discard,
+		Name:   "main",
+		Flags: []cli.Flag{
+			&cli.BoolFlag{Name: "bool-false"},
+			&cli.BoolFlag{Name: "bool-true", Value: true},
+			&cli.StringFlag{Name: "string-empty"},
+			&cli.StringFlag{Name: "string-set", Value: "a string"},
+			&cli.StringMapFlag{Name: "string-map-empty"},
+			&cli.StringMapFlag{Name: "string-map-set", Value: map[string]string{"a": "b"}},
+			&cli.StringSliceFlag{Name: "string-slice-empty"},
+			&cli.StringSliceFlag{Name: "string-slice-set", Value: []string{"a", "b"}},
+			&cli.IntFlag{Name: "string-empty"},
+			&cli.IntFlag{Name: "string-set", Value: 42},
+			&cli.UintFlag{Name: "string-empty"},
+			&cli.UintFlag{Name: "string-set", Value: 21},
+			&cli.FloatFlag{Name: "string-empty"},
+			&cli.FloatFlag{Name: "string-set", Value: 88.32},
+			&cli.DurationFlag{Name: "string-empty"},
+			&cli.DurationFlag{Name: "string-set", Value: 12 * time.Minute},
+			&cli.TimestampFlag{Name: "string-empty"},
+			&cli.TimestampFlag{Name: "string-set", Value: time.Unix(1729456800, 0).UTC()},
+		}}
+}
+
 func buildExtendedTestCommand(t *testing.T) *cli.Command {
 	return &cli.Command{
 		Writer: io.Discard,
@@ -342,6 +369,15 @@ func TestToMarkdown(t *testing.T) {
 		require.NoError(t, err)
 		expectFileContent(t, "testdata/expected-doc-no-usagetext.md", res)
 	})
+
+	t.Run("test all flag types", func(t *testing.T) {
+		app := buildFlagTest(t)
+
+		res, err := ToMarkdown(app)
+
+		require.NoError(t, err)
+		expectFileContent(t, "testdata/expected-doc-all-flag-types.md", res)
+	})
 }
 
 func TestToMan(t *testing.T) {
diff --git a/testdata/expected-doc-all-flag-types.md b/testdata/expected-doc-all-flag-types.md
new file mode 100644
index 0000000..74d1078
--- /dev/null
+++ b/testdata/expected-doc-all-flag-types.md
@@ -0,0 +1,73 @@
+# NAME
+
+main
+
+# SYNOPSIS
+
+main
+
+```
+[--bool-false]
+[--bool-true]
+[--string-empty]=[value]
+[--string-empty]=[value]
+[--string-empty]=[value]
+[--string-empty]=[value]
+[--string-empty]=[value]
+[--string-empty]=[value]
+[--string-map-empty]=[value]
+[--string-map-set]=[value]
+[--string-set]=[value]
+[--string-set]=[value]
+[--string-set]=[value]
+[--string-set]=[value]
+[--string-set]=[value]
+[--string-set]=[value]
+[--string-slice-empty]=[value]
+[--string-slice-set]=[value]
+```
+
+**Usage**:
+
+```
+main [GLOBAL OPTIONS] [command [COMMAND OPTIONS]] [ARGUMENTS...]
+```
+
+# GLOBAL OPTIONS
+
+**--bool-false**:  (default: false)
+
+**--bool-true**:  (default: true)
+
+**--string-empty**="": 
+
+**--string-empty**="":  (default: 0)
+
+**--string-empty**="":  (default: 0)
+
+**--string-empty**="":  (default: 0)
+
+**--string-empty**="":  (default: 0001-01-01 00:00:00 +0000 UTC)
+
+**--string-empty**="":  (default: 0s)
+
+**--string-map-empty**="":  (default: map[])
+
+**--string-map-set**="":  (default: map[a:b])
+
+**--string-set**="":  (default: 12m0s)
+
+**--string-set**="":  (default: 2024-10-20 20:40:00 +0000 UTC)
+
+**--string-set**="":  (default: 21)
+
+**--string-set**="":  (default: 42)
+
+**--string-set**="":  (default: 88.32)
+
+**--string-set**="":  (default: a string)
+
+**--string-slice-empty**="":  (default: [])
+
+**--string-slice-set**="":  (default: [a b])
+