diff --git a/core/prof/profilecenter_test.go b/core/prof/profilecenter_test.go
index 77e4b96d2..f0a16b7c7 100644
--- a/core/prof/profilecenter_test.go
+++ b/core/prof/profilecenter_test.go
@@ -8,7 +8,6 @@ import (
 )
 
 func TestReport(t *testing.T) {
-	once.Do(func() {})
 	assert.NotContains(t, generateReport(), "foo")
 	report("foo", time.Second)
 	assert.Contains(t, generateReport(), "foo")