diff --git a/libnetwork/resolvconf/resolvconf.go b/libnetwork/resolvconf/resolvconf.go
index 3be2bff6ca..d0c94074ad 100644
--- a/libnetwork/resolvconf/resolvconf.go
+++ b/libnetwork/resolvconf/resolvconf.go
@@ -3,6 +3,7 @@ package resolvconf
 
 import (
 	"bytes"
+	"fmt"
 	"net/netip"
 	"os"
 
@@ -130,7 +131,7 @@ func Build(path string, nameservers, dnsSearch, dnsOptions []string) (*File, err
 	for _, addr := range nameservers {
 		ipAddr, err := netip.ParseAddr(addr)
 		if err != nil {
-			return nil, err
+			return nil, fmt.Errorf("bad nameserver address: %w", err)
 		}
 		ns = append(ns, ipAddr)
 	}
diff --git a/libnetwork/resolvconf/resolvconf_unix_test.go b/libnetwork/resolvconf/resolvconf_unix_test.go
index 20859a70e2..3fb627c791 100644
--- a/libnetwork/resolvconf/resolvconf_unix_test.go
+++ b/libnetwork/resolvconf/resolvconf_unix_test.go
@@ -349,7 +349,7 @@ search search1
 		{
 			doc:         "invalid nameserver",
 			nameServers: []string{"resolver.example.com"},
-			expErr:      `ParseAddr("resolver.example.com"): unexpected character (at "resolver.example.com")`,
+			expErr:      `bad nameserver address: ParseAddr("resolver.example.com"): unexpected character (at "resolver.example.com")`,
 		},
 	}