diff --git a/core/e2e_test.go b/core/e2e_test.go
index 952c46e..9e1b137 100644
--- a/core/e2e_test.go
+++ b/core/e2e_test.go
@@ -263,6 +263,32 @@ func TestE2E_MultiTargetCheck(t *testing.T) {
 	}
 }
 
+func TestE2E_QuietSuppressesCheckOutput(t *testing.T) {
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Content-Type", "text/html")
+		w.WriteHeader(400)
+		fmt.Fprint(w, "<html><body>bad request</body></html>")
+	}))
+	defer server.Close()
+
+	urlFile := writeTempFile(t, server.URL+"\n")
+	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
+	defer cancel()
+
+	out, err := runSpray(t, ctx, []string{
+		"-l", urlFile,
+		"-q",
+		"--no-bar",
+		"--no-stat",
+	})
+	if err != nil {
+		t.Fatalf("RunWithArgs: %v", err)
+	}
+	if strings.TrimSpace(out) != "" {
+		t.Fatalf("quiet check mode output = %q, want empty", out)
+	}
+}
+
 // ---------------------------------------------------------------------------
 // E2E: mixed status codes with valid findings
 // ---------------------------------------------------------------------------
diff --git a/core/pool/pool.go b/core/pool/pool.go
index 4f584c5..e1c15e8 100644
--- a/core/pool/pool.go
+++ b/core/pool/pool.go
@@ -118,6 +118,8 @@ func (pool *BasePool) putToFuzzy(bl *baseline.Baseline) {
 	pool.Outwg.Add(1)
 	bl.IsFuzzy = true
 	out := bl.Snapshot()
+	out.IsValid = false
+	out.IsFuzzy = true
 	select {
 	case pool.FuzzyCh <- out:
 	case <-pool.ctx.Done():
diff --git a/core/pool/pool_test.go b/core/pool/pool_test.go
index 58b036a..3d2131d 100644
--- a/core/pool/pool_test.go
+++ b/core/pool/pool_test.go
@@ -559,6 +559,9 @@ func TestPutToFuzzy_Normal(t *testing.T) {
 		if !bl.IsFuzzy {
 			t.Fatal("IsFuzzy should be true")
 		}
+		if bl.IsValid {
+			t.Fatal("fuzzy output snapshot should not stay valid")
+		}
 	case <-time.After(time.Second):
 		t.Fatal("putToFuzzy: receive timed out")
 	}
diff --git a/core/runner.go b/core/runner.go
index 5bd7e96..f12b414 100644
--- a/core/runner.go
+++ b/core/runner.go
@@ -498,10 +498,13 @@ func (r *Runner) Output(bl *baseline.Baseline) {
 		out = bl.String()
 	}
 
-	if bl.IsValid {
-		logs.Log.Console(out + "\n")
-	} else if r.Fuzzy && bl.IsFuzzy {
-		logs.Log.Console("[fuzzy] " + out + "\n")
+	quiet := r.Option != nil && r.Option.Quiet
+	if !quiet {
+		if bl.IsValid {
+			logs.Log.Console(out + "\n")
+		} else if r.Fuzzy && bl.IsFuzzy {
+			logs.Log.Console("[fuzzy] " + out + "\n")
+		}
 	}
 
 	if r.OutputFile != nil {
@@ -555,7 +558,9 @@ func (r *Runner) OutputHandler() {
 				if !ok {
 					return
 				}
-				r.Output(bl)
+				if r.Fuzzy {
+					r.Output(bl)
+				}
 				r.OutWg.Done()
 			}
 		}
diff --git a/core/runner_test.go b/core/runner_test.go
index 3688677..aa533d4 100644
--- a/core/runner_test.go
+++ b/core/runner_test.go
@@ -1,10 +1,14 @@
 package core
 
 import (
+	"bytes"
 	"sync"
 	"testing"
 	"time"
 
+	"github.com/chainreactors/logs"
+	"github.com/chainreactors/parsers"
+	"github.com/chainreactors/spray/core/baseline"
 	"github.com/chainreactors/spray/pkg"
 )
 
@@ -55,3 +59,43 @@ func TestRecordStat_NilStat(t *testing.T) {
 		t.Fatalf("stats.Requests = %d, want 0 for nil stat", stats.Requests)
 	}
 }
+
+func TestOutputHandlerSuppressesFuzzyChannelWithoutFuzzyFlag(t *testing.T) {
+	var out bytes.Buffer
+	oldLog := logs.Log
+	logs.Log = logs.NewLogger(oldLog.Level)
+	logs.Log.SetOutput(&out)
+	t.Cleanup(func() {
+		logs.Log = oldLog
+	})
+
+	r := &Runner{
+		Option:   &Option{},
+		OutputCh: make(chan *baseline.Baseline, 1),
+		FuzzyCh:  make(chan *baseline.Baseline, 1),
+		OutWg:    &sync.WaitGroup{},
+	}
+	r.OutputHandler()
+
+	r.OutWg.Add(1)
+	r.FuzzyCh <- &baseline.Baseline{
+		SprayResult: &parsers.SprayResult{
+			UrlString:  "http://example.com/fuzzy",
+			Status:     400,
+			BodyLength: 100,
+			IsValid:    true,
+			IsFuzzy:    true,
+			Reason:     pkg.ErrFuzzyCompareFailed.Error(),
+			Source:     parsers.CommonFileSource,
+		},
+	}
+	mustFinishCore(t, 2*time.Second, "fuzzy output was not drained", func() {
+		r.OutWg.Wait()
+	})
+	close(r.OutputCh)
+	close(r.FuzzyCh)
+
+	if got := out.String(); got != "" {
+		t.Fatalf("fuzzy output without --fuzzy = %q, want empty", got)
+	}
+}