diff --git a/server/server_account_test.go b/server/server_account_test.go
index bb289a1a..3e14d51f 100644
--- a/server/server_account_test.go
+++ b/server/server_account_test.go
@@ -686,88 +686,6 @@ func TestAccount_Reservation_Delete_Messages_And_Attachments(t *testing.T) {
 	require.FileExists(t, filepath.Join(s.config.AttachmentCacheDir, m2.ID))
 }
 
-func TestAccount_Reservation_Add_Kills_Other_Subscribers(t *testing.T) {
-	t.Parallel()
-	conf := newTestConfigWithAuthFile(t)
-	conf.AuthDefault = user.PermissionReadWrite
-	conf.EnableSignup = true
-	s := newTestServer(t, conf)
-	defer s.closeDatabases()
-
-	// Create user with tier
-	rr := request(t, s, "POST", "/v1/account", `{"username":"phil", "password":"mypass"}`, nil)
-	require.Equal(t, 200, rr.Code)
-
-	require.Nil(t, s.userManager.AddTier(&user.Tier{
-		Code:             "pro",
-		MessageLimit:     20,
-		ReservationLimit: 2,
-	}))
-	require.Nil(t, s.userManager.ChangeTier("phil", "pro"))
-
-	// Subscribe anonymously
-	anonCh, userCh := make(chan bool), make(chan bool)
-	go func() {
-		rr := request(t, s, "GET", "/mytopic/json", ``, nil) // This blocks until it's killed!
-		require.Equal(t, 200, rr.Code)
-		messages := toMessages(t, rr.Body.String())
-		require.Equal(t, 2, len(messages)) // This is the meat. We should NOT receive the second message!
-		require.Equal(t, "open", messages[0].Event)
-		require.Equal(t, "message before reservation", messages[1].Message)
-		anonCh <- true
-		log.Info("Anonymous subscription ended")
-	}()
-
-	// Subscribe with user
-	go func() {
-		rr := request(t, s, "GET", "/mytopic/json", ``, map[string]string{ // Blocks!
-			"Authorization": util.BasicAuth("phil", "mypass"),
-		})
-		require.Equal(t, 200, rr.Code)
-		messages := toMessages(t, rr.Body.String())
-		require.Equal(t, 3, len(messages))
-		require.Equal(t, "open", messages[0].Event)
-		require.Equal(t, "message before reservation", messages[1].Message)
-		require.Equal(t, "message after reservation", messages[2].Message)
-		userCh <- true
-		log.Info("User subscription ended")
-	}()
-
-	// Publish message (before reservation)
-	time.Sleep(2 * time.Second) // Wait for subscribers
-	rr = request(t, s, "POST", "/mytopic", "message before reservation", nil)
-	require.Equal(t, 200, rr.Code)
-	time.Sleep(2 * time.Second) // Wait for subscribers to receive message
-
-	// Reserve a topic
-	rr = request(t, s, "POST", "/v1/account/reservation", `{"topic": "mytopic", "everyone":"deny-all"}`, map[string]string{
-		"Authorization": util.BasicAuth("phil", "mypass"),
-	})
-	require.Equal(t, 200, rr.Code)
-
-	// Everyone but phil should be killed
-	select {
-	case <-anonCh:
-	case <-time.After(5 * time.Second):
-		t.Fatal("Waiting for anonymous subscription to be killed failed")
-	}
-
-	// Publish a message
-	rr = request(t, s, "POST", "/mytopic", "message after reservation", map[string]string{
-		"Authorization": util.BasicAuth("phil", "mypass"),
-	})
-	require.Equal(t, 200, rr.Code)
-
-	// Kill user Go routine
-	s.topics["mytopic"].CancelSubscribers("<invalid>")
-
-	select {
-	case <-userCh:
-	case <-time.After(5 * time.Second):
-		t.Fatal("Waiting for user subscription to be killed failed")
-	}
-}
-
 func TestAccount_Persist_UserStats_After_Tier_Change(t *testing.T) {
 	t.Parallel()
 	conf := newTestConfigWithAuthFile(t)
@@ -795,7 +713,7 @@ func TestAccount_Persist_UserStats_After_Tier_Change(t *testing.T) {
 	require.Equal(t, 200, rr.Code)
 
 	// Wait for stats queue writer
-	time.Sleep(500 * time.Millisecond)
+	time.Sleep(600 * time.Millisecond)
 
 	// Verify that message stats were persisted
 	u, err := s.userManager.User("phil")
@@ -818,7 +736,7 @@ func TestAccount_Persist_UserStats_After_Tier_Change(t *testing.T) {
 	require.Equal(t, 200, rr.Code)
 
 	// Verify that message stats were persisted
-	time.Sleep(500 * time.Millisecond)
+	time.Sleep(600 * time.Millisecond)
 	u, err = s.userManager.User("phil")
 	require.Nil(t, err)
 	require.Equal(t, int64(2), u.Stats.Messages) // v.EnqueueUserStats had run!
@@ -830,5 +748,4 @@ func TestAccount_Persist_UserStats_After_Tier_Change(t *testing.T) {
 	require.Equal(t, 200, rr.Code)
 	account, _ = util.UnmarshalJSON[apiAccountResponse](io.NopCloser(rr.Body))
 	require.Equal(t, int64(2), account.Stats.Messages) // Is not reset!
-
 }
diff --git a/server/topic_test.go b/server/topic_test.go
new file mode 100644
index 00000000..cab2918a
--- /dev/null
+++ b/server/topic_test.go
@@ -0,0 +1,30 @@
+package server
+
+import (
+	"github.com/stretchr/testify/require"
+	"sync/atomic"
+	"testing"
+)
+
+func TestTopic_CancelSubscribers(t *testing.T) {
+	t.Parallel()
+
+	subFn := func(v *visitor, msg *message) error {
+		return nil
+	}
+	canceled1 := atomic.Bool{}
+	cancelFn1 := func() {
+		canceled1.Store(true)
+	}
+	canceled2 := atomic.Bool{}
+	cancelFn2 := func() {
+		canceled2.Store(true)
+	}
+	to := newTopic("mytopic")
+	to.Subscribe(subFn, "", cancelFn1)
+	to.Subscribe(subFn, "u_phil", cancelFn2)
+
+	to.CancelSubscribers("u_phil")
+	require.True(t, canceled1.Load())
+	require.False(t, canceled2.Load())
+}