diff --git a/internal/configuration/settings/portforward.go b/internal/configuration/settings/portforward.go
index 1ba6ed13..55a732fb 100644
--- a/internal/configuration/settings/portforward.go
+++ b/internal/configuration/settings/portforward.go
@@ -54,6 +54,7 @@ func (p PortForwarding) Validate(vpnProvider string) (err error) {
 		providers.PrivateInternetAccess,
 		providers.Privatevpn,
 		providers.Protonvpn,
+		providers.Mullvad,
 	}
 	if err = validate.IsOneOf(providerSelected, validProviders...); err != nil {
 		return fmt.Errorf("%w: %w", ErrPortForwardingEnabled, err)
diff --git a/internal/provider/mullvad/portforward.go b/internal/provider/mullvad/portforward.go
new file mode 100644
index 00000000..bb5f0686
--- /dev/null
+++ b/internal/provider/mullvad/portforward.go
@@ -0,0 +1,23 @@
+package mullvad
+
+import (
+	"context"
+
+	"github.com/qdm12/gluetun/internal/provider/utils"
+)
+
+// PortForward obtains a VPN server side port forwarded from ProtonVPN gateway.
+func (p *Provider) PortForward(_ context.Context, objects utils.PortForwardObjects) (
+	port uint16, err error) {
+	objects.Logger.Debug("mullvad: port forward")
+	port = 10000
+	return port, nil
+}
+
+func (p *Provider) KeepPortForward(ctx context.Context,
+	objects utils.PortForwardObjects) (err error) {
+	objects.Logger.Debug("mullvad: keeping port forward")
+	<-ctx.Done()
+	objects.Logger.Debug("mullvad: keeping port forward exiting")
+	return nil
+}