diff --git a/listener/inbound/sudoku_test.go b/listener/inbound/sudoku_test.go
index 7c9d622a..f826e664 100644
--- a/listener/inbound/sudoku_test.go
+++ b/listener/inbound/sudoku_test.go
@@ -6,9 +6,12 @@ import (
 
 	"github.com/metacubex/mihomo/adapter/outbound"
 	"github.com/metacubex/mihomo/listener/inbound"
+	"github.com/metacubex/mihomo/transport/sudoku"
 	"github.com/stretchr/testify/assert"
 )
 
+var sudokuPrivateKey, sudokuPublicKey, _ = sudoku.GenKeyPair()
+
 func testInboundSudoku(t *testing.T, inboundOptions inbound.SudokuOption, outboundOptions outbound.SudokuOption) {
 	t.Parallel()
 
@@ -58,6 +61,14 @@ func TestInboundSudoku_Basic(t *testing.T) {
 		Key: key,
 	}
 	testInboundSudoku(t, inboundOptions, outboundOptions)
+
+	t.Run("ed25519key", func(t *testing.T) {
+		inboundOptions := inboundOptions
+		outboundOptions := outboundOptions
+		inboundOptions.Key = sudokuPublicKey
+		outboundOptions.Key = sudokuPrivateKey
+		testInboundSudoku(t, inboundOptions, outboundOptions)
+	})
 }
 
 func TestInboundSudoku_Entropy(t *testing.T) {
@@ -71,23 +82,39 @@ func TestInboundSudoku_Entropy(t *testing.T) {
 		TableType: "prefer_entropy",
 	}
 	testInboundSudoku(t, inboundOptions, outboundOptions)
+
+	t.Run("ed25519key", func(t *testing.T) {
+		inboundOptions := inboundOptions
+		outboundOptions := outboundOptions
+		inboundOptions.Key = sudokuPublicKey
+		outboundOptions.Key = sudokuPrivateKey
+		testInboundSudoku(t, inboundOptions, outboundOptions)
+	})
 }
 
 func TestInboundSudoku_Padding(t *testing.T) {
 	key := "test_key_padding"
-	min := 10
-	max := 100
+	paddingMin := 10
+	paddingMax := 100
 	inboundOptions := inbound.SudokuOption{
 		Key:        key,
-		PaddingMin: &min,
-		PaddingMax: &max,
+		PaddingMin: &paddingMin,
+		PaddingMax: &paddingMax,
 	}
 	outboundOptions := outbound.SudokuOption{
 		Key:        key,
-		PaddingMin: &min,
-		PaddingMax: &max,
+		PaddingMin: &paddingMin,
+		PaddingMax: &paddingMax,
 	}
 	testInboundSudoku(t, inboundOptions, outboundOptions)
+
+	t.Run("ed25519key", func(t *testing.T) {
+		inboundOptions := inboundOptions
+		outboundOptions := outboundOptions
+		inboundOptions.Key = sudokuPublicKey
+		outboundOptions.Key = sudokuPrivateKey
+		testInboundSudoku(t, inboundOptions, outboundOptions)
+	})
 }
 
 func TestInboundSudoku_PackedDownlink(t *testing.T) {
@@ -102,4 +129,12 @@ func TestInboundSudoku_PackedDownlink(t *testing.T) {
 		EnablePureDownlink: &enablePure,
 	}
 	testInboundSudoku(t, inboundOptions, outboundOptions)
+
+	t.Run("ed25519key", func(t *testing.T) {
+		inboundOptions := inboundOptions
+		outboundOptions := outboundOptions
+		inboundOptions.Key = sudokuPublicKey
+		outboundOptions.Key = sudokuPrivateKey
+		testInboundSudoku(t, inboundOptions, outboundOptions)
+	})
 }