diff --git a/e2e/challenges_test.go b/e2e/challenges_test.go
index 9b3812ce56..59930923b7 100644
--- a/e2e/challenges_test.go
+++ b/e2e/challenges_test.go
@@ -38,7 +38,7 @@ func TestMain(m *testing.M) {
 }
 
 func TestHelp(t *testing.T) {
-	output, err := load.RunLego("-h")
+	output, err := load.RunLegoCombinedOutput("-h")
 	if err != nil {
 		fmt.Fprintf(os.Stderr, "%s\n", output)
 		t.Fatal(err)
@@ -50,7 +50,7 @@ func TestHelp(t *testing.T) {
 func TestChallengeHTTP_Run(t *testing.T) {
 	loader.CleanLegoFiles()
 
-	output, err := load.RunLego(
+	err := load.RunLego(
 		"-m", "hubert@hubert.com",
 		"--accept-tos",
 		"-s", "https://localhost:14000/dir",
@@ -58,10 +58,6 @@ func TestChallengeHTTP_Run(t *testing.T) {
 		"--http",
 		"--http.port", ":5002",
 		"run")
-
-	if len(output) > 0 {
-		fmt.Fprintf(os.Stdout, "%s\n", output)
-	}
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -70,7 +66,7 @@ func TestChallengeHTTP_Run(t *testing.T) {
 func TestChallengeTLS_Run_Domains(t *testing.T) {
 	loader.CleanLegoFiles()
 
-	output, err := load.RunLego(
+	err := load.RunLego(
 		"-m", "hubert@hubert.com",
 		"--accept-tos",
 		"-s", "https://localhost:14000/dir",
@@ -78,10 +74,6 @@ func TestChallengeTLS_Run_Domains(t *testing.T) {
 		"--tls",
 		"--tls.port", ":5001",
 		"run")
-
-	if len(output) > 0 {
-		fmt.Fprintf(os.Stdout, "%s\n", output)
-	}
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -90,7 +82,7 @@ func TestChallengeTLS_Run_Domains(t *testing.T) {
 func TestChallengeTLS_Run_IP(t *testing.T) {
 	loader.CleanLegoFiles()
 
-	output, err := load.RunLego(
+	err := load.RunLego(
 		"-m", "hubert@hubert.com",
 		"--accept-tos",
 		"-s", "https://localhost:14000/dir",
@@ -98,10 +90,6 @@ func TestChallengeTLS_Run_IP(t *testing.T) {
 		"--tls",
 		"--tls.port", ":5001",
 		"run")
-
-	if len(output) > 0 {
-		fmt.Fprintf(os.Stdout, "%s\n", output)
-	}
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -110,7 +98,7 @@ func TestChallengeTLS_Run_IP(t *testing.T) {
 func TestChallengeTLS_Run_CSR(t *testing.T) {
 	loader.CleanLegoFiles()
 
-	output, err := load.RunLego(
+	err := load.RunLego(
 		"-m", "hubert@hubert.com",
 		"--accept-tos",
 		"-s", "https://localhost:14000/dir",
@@ -118,10 +106,6 @@ func TestChallengeTLS_Run_CSR(t *testing.T) {
 		"--tls",
 		"--tls.port", ":5001",
 		"run")
-
-	if len(output) > 0 {
-		fmt.Fprintf(os.Stdout, "%s\n", output)
-	}
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -130,7 +114,7 @@ func TestChallengeTLS_Run_CSR(t *testing.T) {
 func TestChallengeTLS_Run_CSR_PEM(t *testing.T) {
 	loader.CleanLegoFiles()
 
-	output, err := load.RunLego(
+	err := load.RunLego(
 		"-m", "hubert@hubert.com",
 		"--accept-tos",
 		"-s", "https://localhost:14000/dir",
@@ -138,10 +122,6 @@ func TestChallengeTLS_Run_CSR_PEM(t *testing.T) {
 		"--tls",
 		"--tls.port", ":5001",
 		"run")
-
-	if len(output) > 0 {
-		fmt.Fprintf(os.Stdout, "%s\n", output)
-	}
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -150,7 +130,7 @@ func TestChallengeTLS_Run_CSR_PEM(t *testing.T) {
 func TestChallengeTLS_Run_Revoke(t *testing.T) {
 	loader.CleanLegoFiles()
 
-	output, err := load.RunLego(
+	err := load.RunLego(
 		"-m", "hubert@hubert.com",
 		"--accept-tos",
 		"-s", "https://localhost:14000/dir",
@@ -159,15 +139,11 @@ func TestChallengeTLS_Run_Revoke(t *testing.T) {
 		"--tls",
 		"--tls.port", ":5001",
 		"run")
-
-	if len(output) > 0 {
-		fmt.Fprintf(os.Stdout, "%s\n", output)
-	}
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	output, err = load.RunLego(
+	err = load.RunLego(
 		"-m", "hubert@hubert.com",
 		"--accept-tos",
 		"-s", "https://localhost:14000/dir",
@@ -175,10 +151,6 @@ func TestChallengeTLS_Run_Revoke(t *testing.T) {
 		"--tls",
 		"--tls.port", ":5001",
 		"revoke")
-
-	if len(output) > 0 {
-		fmt.Fprintf(os.Stdout, "%s\n", output)
-	}
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -187,7 +159,7 @@ func TestChallengeTLS_Run_Revoke(t *testing.T) {
 func TestChallengeTLS_Run_Revoke_Non_ASCII(t *testing.T) {
 	loader.CleanLegoFiles()
 
-	output, err := load.RunLego(
+	err := load.RunLego(
 		"-m", "hubert@hubert.com",
 		"--accept-tos",
 		"-s", "https://localhost:14000/dir",
@@ -195,15 +167,11 @@ func TestChallengeTLS_Run_Revoke_Non_ASCII(t *testing.T) {
 		"--tls",
 		"--tls.port", ":5001",
 		"run")
-
-	if len(output) > 0 {
-		fmt.Fprintf(os.Stdout, "%s\n", output)
-	}
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	output, err = load.RunLego(
+	err = load.RunLego(
 		"-m", "hubert@hubert.com",
 		"--accept-tos",
 		"-s", "https://localhost:14000/dir",
@@ -211,10 +179,6 @@ func TestChallengeTLS_Run_Revoke_Non_ASCII(t *testing.T) {
 		"--tls",
 		"--tls.port", ":5001",
 		"revoke")
-
-	if len(output) > 0 {
-		fmt.Fprintf(os.Stdout, "%s\n", output)
-	}
 	if err != nil {
 		t.Fatal(err)
 	}
diff --git a/e2e/dnschallenge/dns_challenges_test.go b/e2e/dnschallenge/dns_challenges_test.go
index 2c228230dd..9ae07d46a4 100644
--- a/e2e/dnschallenge/dns_challenges_test.go
+++ b/e2e/dnschallenge/dns_challenges_test.go
@@ -40,7 +40,7 @@ func TestMain(m *testing.M) {
 }
 
 func TestDNSHelp(t *testing.T) {
-	output, err := load.RunLego("dnshelp")
+	output, err := load.RunLegoCombinedOutput("dnshelp")
 	if err != nil {
 		fmt.Fprintf(os.Stderr, "%s\n", output)
 		t.Fatal(err)
@@ -52,7 +52,7 @@ func TestDNSHelp(t *testing.T) {
 func TestChallengeDNS_Run(t *testing.T) {
 	loader.CleanLegoFiles()
 
-	output, err := load.RunLego(
+	err := load.RunLego(
 		"-m", "hubert@hubert.com",
 		"--accept-tos",
 		"--dns", "exec",
@@ -62,10 +62,6 @@ func TestChallengeDNS_Run(t *testing.T) {
 		"-d", "*.légo.acme",
 		"-d", "légo.acme",
 		"run")
-
-	if len(output) > 0 {
-		fmt.Fprintf(os.Stdout, "%s\n", output)
-	}
 	if err != nil {
 		t.Fatal(err)
 	}
diff --git a/e2e/loader/loader.go b/e2e/loader/loader.go
index 7e8ff539f0..5579bb5235 100644
--- a/e2e/loader/loader.go
+++ b/e2e/loader/loader.go
@@ -1,6 +1,7 @@
 package loader
 
 import (
+	"bufio"
 	"bytes"
 	"crypto/tls"
 	"errors"
@@ -87,7 +88,7 @@ func (l *EnvLoader) MainTest(m *testing.M) int {
 	return m.Run()
 }
 
-func (l *EnvLoader) RunLego(arg ...string) ([]byte, error) {
+func (l *EnvLoader) RunLegoCombinedOutput(arg ...string) ([]byte, error) {
 	cmd := exec.Command(l.lego, arg...)
 	cmd.Env = l.LegoOptions
 
@@ -96,6 +97,37 @@ func (l *EnvLoader) RunLego(arg ...string) ([]byte, error) {
 	return cmd.CombinedOutput()
 }
 
+func (l *EnvLoader) RunLego(arg ...string) error {
+	cmd := exec.Command(l.lego, arg...)
+	cmd.Env = l.LegoOptions
+
+	fmt.Printf("$ %s\n", strings.Join(cmd.Args, " "))
+
+	stdout, err := cmd.StdoutPipe()
+	if err != nil {
+		return fmt.Errorf("create pipe: %w", err)
+	}
+
+	cmd.Stderr = cmd.Stdout
+
+	err = cmd.Start()
+	if err != nil {
+		return fmt.Errorf("start command: %w", err)
+	}
+
+	scanner := bufio.NewScanner(stdout)
+	for scanner.Scan() {
+		println(scanner.Text())
+	}
+
+	err = cmd.Wait()
+	if err != nil {
+		return fmt.Errorf("wait command: %w", err)
+	}
+
+	return nil
+}
+
 func (l *EnvLoader) launchPebble() func() {
 	if l.PebbleOptions == nil {
 		return func() {}