diff --git a/src/interface/unix.rs b/src/interface/unix.rs
index b7ec31b..a646664 100644
--- a/src/interface/unix.rs
+++ b/src/interface/unix.rs
@@ -55,7 +55,7 @@ pub fn interfaces() -> Vec<Interface> {
     for iface in &mut interfaces {
         match local_ip {
             IpAddr::V4(local_ipv4) => {
-                if iface.ipv4.contains(&local_ipv4) {
+                if iface.ipv4.iter().any(|x| x.addr == local_ipv4) {
                     match gateway::linux::get_default_gateway(iface.name.clone()) {
                         Ok(gateway) => {
                             iface.gateway = Some(gateway);
@@ -65,7 +65,7 @@ pub fn interfaces() -> Vec<Interface> {
                 }
             },
             IpAddr::V6(local_ipv6) => {
-                if iface.ipv6.contains(&local_ipv6) {
+                if iface.ipv6.iter().any(|x| x.addr == local_ipv6) {
                     match gateway::linux::get_default_gateway(iface.name.clone()) {
                         Ok(gateway) => {
                             iface.gateway = Some(gateway);