diff --git a/internal/firewall/outboundsubnets.go b/internal/firewall/outboundsubnets.go
index fdd65492..3d8711f5 100644
--- a/internal/firewall/outboundsubnets.go
+++ b/internal/firewall/outboundsubnets.go
@@ -25,8 +25,7 @@ func (c *Config) SetOutboundSubnets(ctx context.Context, subnets []net.IPNet) (e
 
 	c.logger.Info("setting allowed subnets through firewall...")
 
-	subnetsToAdd := subnet.FindSubnetsToAdd(c.outboundSubnets, subnets)
-	subnetsToRemove := subnet.FindSubnetsToRemove(c.outboundSubnets, subnets)
+	subnetsToAdd, subnetsToRemove := subnet.FindSubnetsToChange(c.outboundSubnets, subnets)
 	if len(subnetsToAdd) == 0 && len(subnetsToRemove) == 0 {
 		return nil
 	}
diff --git a/internal/routing/outboundsubnets.go b/internal/routing/outboundsubnets.go
index 87ebadc3..61a14f4c 100644
--- a/internal/routing/outboundsubnets.go
+++ b/internal/routing/outboundsubnets.go
@@ -29,8 +29,8 @@ func (r *Routing) setOutboundRoutes(outboundSubnets []net.IPNet,
 	r.stateMutex.Lock()
 	defer r.stateMutex.Unlock()
 
-	subnetsToRemove := subnet.FindSubnetsToRemove(r.outboundSubnets, outboundSubnets)
-	subnetsToAdd := subnet.FindSubnetsToAdd(r.outboundSubnets, outboundSubnets)
+	subnetsToAdd, subnetsToRemove := subnet.FindSubnetsToChange(
+		r.outboundSubnets, outboundSubnets)
 
 	if len(subnetsToAdd) == 0 && len(subnetsToRemove) == 0 {
 		return nil
diff --git a/internal/subnet/subnets.go b/internal/subnet/subnets.go
index f857d529..c58a31f1 100644
--- a/internal/subnet/subnets.go
+++ b/internal/subnet/subnets.go
@@ -4,7 +4,13 @@ import (
 	"net"
 )
 
-func FindSubnetsToAdd(oldSubnets, newSubnets []net.IPNet) (subnetsToAdd []net.IPNet) {
+func FindSubnetsToChange(oldSubnets, newSubnets []net.IPNet) (subnetsToAdd, subnetsToRemove []net.IPNet) {
+	subnetsToAdd = findSubnetsToAdd(oldSubnets, newSubnets)
+	subnetsToRemove = findSubnetsToRemove(oldSubnets, newSubnets)
+	return subnetsToAdd, subnetsToRemove
+}
+
+func findSubnetsToAdd(oldSubnets, newSubnets []net.IPNet) (subnetsToAdd []net.IPNet) {
 	for _, newSubnet := range newSubnets {
 		found := false
 		for _, oldSubnet := range oldSubnets {
@@ -20,7 +26,7 @@ func FindSubnetsToAdd(oldSubnets, newSubnets []net.IPNet) (subnetsToAdd []net.IP
 	return subnetsToAdd
 }
 
-func FindSubnetsToRemove(oldSubnets, newSubnets []net.IPNet) (subnetsToRemove []net.IPNet) {
+func findSubnetsToRemove(oldSubnets, newSubnets []net.IPNet) (subnetsToRemove []net.IPNet) {
 	for _, oldSubnet := range oldSubnets {
 		found := false
 		for _, newSubnet := range newSubnets {