diff --git a/server.go b/server.go
index 0741aed..3a94d40 100644
--- a/server.go
+++ b/server.go
@@ -36,6 +36,7 @@ func main() {
 		return
 	}
 	stmt = sel_stmt
+	defer sel_stmt.Close()
 
 	fasthttp.ListenAndServe("127.0.0.1:4001", handler)
 }