diff --git a/internal/configuration/settings/wireguard.go b/internal/configuration/settings/wireguard.go
index 947e3fdd..67ec8f59 100644
--- a/internal/configuration/settings/wireguard.go
+++ b/internal/configuration/settings/wireguard.go
@@ -228,6 +228,7 @@ func (w *Wireguard) read(r *reader.Reader) (err error) {
 		if !strings.ContainsRune(addressString, '/') {
 			addressString += "/32"
 		}
+		addressString = strings.TrimSpace(addressString)
 		w.Addresses[i], err = netip.ParsePrefix(addressString)
 		if err != nil {
 			return fmt.Errorf("parsing address: %w", err)