diff --git a/internal/client/chrome_test.go b/internal/client/chrome_test.go
index cf416af..e08540e 100644
--- a/internal/client/chrome_test.go
+++ b/internal/client/chrome_test.go
@@ -27,16 +27,16 @@ func TestMakeGREASE(t *testing.T) {
 }
 
 func TestComposeExtension(t *testing.T) {
-	serverName := "www.cloudflare.com"
-	keyShare, _ := hex.DecodeString("811b3c1f32edabbf31edeab4b8e0f8eae58fc6b3c3c9c1809a137dbc2ab2293c")
+	serverName := "github.com"
+	keyShare, _ := hex.DecodeString("690f074f5c01756982269b66d58c90c47dc0f281d654c7b2c16f63c9033f5604")
 
 	sni := makeServerName(serverName)
 
 	result := (&Chrome{}).composeExtensions(sni, keyShare)
-	target, _ := hex.DecodeString("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")
+	target, _ := hex.DecodeString("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")
 	for p := 0; p < len(result); {
 		// skip GREASEs
-		if result[p]&0x0F == 0xA && result[p+1]&0x0F == 0xA {
+		if result[p]&0x0F == 0xA && result[p] == result[p+1] {
 			p += 2
 			continue
 		}