diff --git a/src/iface/interface/mod.rs b/src/iface/interface/mod.rs
index 78e2317b7..8b6fce4a7 100644
--- a/src/iface/interface/mod.rs
+++ b/src/iface/interface/mod.rs
@@ -363,7 +363,11 @@ impl Interface {
         InterfaceInner::flush_neighbor_cache(&mut self.inner);
         InterfaceInner::check_ip_addrs(&self.inner.ip_addrs);
 
-        #[cfg(all(feature = "proto-ipv6", feature = "multicast", feature = "medium-ethernet"))]
+        #[cfg(all(
+            feature = "proto-ipv6",
+            feature = "multicast",
+            feature = "medium-ethernet"
+        ))]
         if self.inner.caps.medium == Medium::Ethernet {
             self.update_solicited_node_groups();
         }