diff --git a/cmd/postgres_exporter/main.go b/cmd/postgres_exporter/main.go
index 5d67fecd4..0205a25c2 100644
--- a/cmd/postgres_exporter/main.go
+++ b/cmd/postgres_exporter/main.go
@@ -18,6 +18,8 @@ import (
 	"net/http"
 	"os"
 
+	_ "net/http/pprof"
+
 	"github.com/go-kit/log"
 	"github.com/go-kit/log/level"
 	"github.com/prometheus-community/postgres_exporter/collector"