1 files changed, 2 insertions, 2 deletions

diff --git a/collector/wifi_linux.go b/collector/wifi_linux.go
index 5a5a86c..118e714 100644
--- a/collector/wifi_linux.go
+++ b/collector/wifi_linux.go
@@ -167,11 +167,11 @@ func (c *wifiCollector) Update(ch chan<- prometheus.Metric) error {
                 // Cannot access wifi metrics, report no error.
                 if os.IsNotExist(err) {
                         level.Debug(c.logger).Log("msg", "wifi collector metrics are not available for this system")
-                        return nil
+                        return ErrNoData
                 }
                 if os.IsPermission(err) {
                         level.Debug(c.logger).Log("msg", "wifi collector got permission denied when accessing metrics")
-                        return nil
+                        return ErrNoData
                 }
 
                 return fmt.Errorf("failed to access wifi data: %w", err)