diff --git a/internal/collector/net/net.go b/internal/collector/net/net.go
index 3703de9c2..7e445c096 100644
--- a/internal/collector/net/net.go
+++ b/internal/collector/net/net.go
@@ -391,7 +391,7 @@ func (c *Collector) collectNICAddresses(ch chan<- prometheus.Metric) error {
 		return err
 	}
 
-	convertNicName := strings.NewReplacer("(", "[", ")", "]")
+	convertNicName := strings.NewReplacer("(", "[", ")", "]", "#", "_")
 
 	for _, nicAdapterAddress := range nicAdapterAddresses {
 		friendlyName := windows.UTF16PtrToString(nicAdapterAddress.FriendlyName)