diff --git a/lib/promscrape/config.go b/lib/promscrape/config.go
index e74cea346d..d30b178e69 100644
--- a/lib/promscrape/config.go
+++ b/lib/promscrape/config.go
@@ -215,7 +215,7 @@ func (sc *ScrapeConfig) mustStop() {
 // See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#file_sd_config
 type FileSDConfig struct {
 	Files []string `yaml:"files"`
-	// `refresh_interval` is ignored. See `-prometheus.fileSDCheckInterval`
+	// `refresh_interval` is ignored. See `-promscrape.fileSDCheckInterval`
 }
 
 // StaticConfig represents essential parts for `static_config` section of Prometheus config.
diff --git a/lib/promscrape/scraper.go b/lib/promscrape/scraper.go
index d02c09b5ce..c5a3e8f12d 100644
--- a/lib/promscrape/scraper.go
+++ b/lib/promscrape/scraper.go
@@ -35,7 +35,7 @@ var (
 		"The path can point to local file and to http url. "+
 		"See https://docs.victoriametrics.com/#how-to-scrape-prometheus-exporters-such-as-node-exporter for details")
 
-	fileSDCheckInterval = flag.Duration("promscrape.fileSDCheckInterval", 30*time.Second, "Interval for checking for changes in 'file_sd_config'. "+
+	fileSDCheckInterval = flag.Duration("promscrape.fileSDCheckInterval", 5*time.Minute, "Interval for checking for changes in 'file_sd_config'. "+
 		"See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#file_sd_config for details")
 )