diff --git a/src/sys/socket/addr.rs b/src/sys/socket/addr.rs
index a446f7454b..eb1944bb99 100644
--- a/src/sys/socket/addr.rs
+++ b/src/sys/socket/addr.rs
@@ -2272,7 +2272,7 @@ mod tests {
 
         #[test]
         fn ip() {
-            let s = "127.0.0.1:8080";
+            let s = "127.0.0.1:8082";
             let ip = SockaddrIn::from_str(s).unwrap().ip();
             assert_eq!("127.0.0.1", format!("{ip}"));
         }
diff --git a/test/sys/test_socket.rs b/test/sys/test_socket.rs
index 12729b23a4..ffa54a98c2 100644
--- a/test/sys/test_socket.rs
+++ b/test/sys/test_socket.rs
@@ -21,7 +21,7 @@ pub fn test_timestamping() {
     };
     use std::io::{IoSlice, IoSliceMut};
 
-    let sock_addr = SockaddrIn::from_str("127.0.0.1:6790").unwrap();
+    let sock_addr = SockaddrIn::from_str("127.0.0.1:6797").unwrap();
 
     let ssock = socket(
         AddressFamily::Inet,
@@ -434,7 +434,7 @@ mod recvfrom {
 
     #[test]
     pub fn udp() {
-        let std_sa = SocketAddrV4::from_str("127.0.0.1:6789").unwrap();
+        let std_sa = SocketAddrV4::from_str("127.0.0.1:6795").unwrap();
         let sock_addr = SockaddrIn::from(std_sa);
         let rsock = socket(
             AddressFamily::Inet,
@@ -793,10 +793,10 @@ mod recvfrom {
     #[test]
     pub fn udp_inet6() {
         let addr = std::net::Ipv6Addr::from_str("::1").unwrap();
-        let rport = 6789;
+        let rport = 6796;
         let rstd_sa = SocketAddrV6::new(addr, rport, 0, 0);
         let raddr = SockaddrIn6::from(rstd_sa);
-        let sport = 6790;
+        let sport = 6798;
         let sstd_sa = SocketAddrV6::new(addr, sport, 0, 0);
         let saddr = SockaddrIn6::from(sstd_sa);
         let rsock = socket(
diff --git a/test/sys/test_sockopt.rs b/test/sys/test_sockopt.rs
index 60b57fb5f2..bd72e9a7fd 100644
--- a/test/sys/test_sockopt.rs
+++ b/test/sys/test_sockopt.rs
@@ -110,7 +110,7 @@ fn test_so_tcp_maxseg() {
     use std::net::SocketAddrV4;
     use std::str::FromStr;
 
-    let std_sa = SocketAddrV4::from_str("127.0.0.1:4001").unwrap();
+    let std_sa = SocketAddrV4::from_str("127.0.0.1:4003").unwrap();
     let sock_addr = SockaddrIn::from(std_sa);
 
     let rsock = socket(