diff --git a/hid/main.go b/hid/main.go
index cf57b5e..40f47bc 100644
--- a/hid/main.go
+++ b/hid/main.go
@@ -3493,6 +3493,14 @@ func main() {
 		os.Exit(2)
 	}
 
+	// Note that this has become unnecessary since Go 1.19.
+	var limit syscall.Rlimit
+	if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &limit); err == nil &&
+		limit.Cur != limit.Max {
+		limit.Cur = limit.Max
+		syscall.Setrlimit(syscall.RLIMIT_NOFILE, &limit)
+	}
+
 	config = make(simpleConfig)
 	config.loadDefaults(configTable)
 	if err := config.updateFromFile(); err != nil && !os.IsNotExist(err) {