diff --git a/src/opnsense/mvc/app/models/OPNsense/IPsec/ACL/ACL.xml b/src/opnsense/mvc/app/models/OPNsense/IPsec/ACL/ACL.xml
index 241c7e2fa..8ccdaa9bd 100644
--- a/src/opnsense/mvc/app/models/OPNsense/IPsec/ACL/ACL.xml
+++ b/src/opnsense/mvc/app/models/OPNsense/IPsec/ACL/ACL.xml
@@ -4,9 +4,9 @@
         <name>VPN: IPsec: Key Pairs</name>
         <description>Allow access to the IPsec Key Pairs</description>
         <patterns>
-            <pattern>ui/ipsec/key-pairs/*</pattern>
-            <pattern>api/ipsec/key-pairs/*</pattern>
-            <pattern>api/ipsec/legacy-subsystem/*</pattern>
+            <pattern>ui/ipsec/key_pairs/*</pattern>
+            <pattern>api/ipsec/key_pairs/*</pattern>
+            <pattern>api/ipsec/legacy_subsystem/*</pattern>
         </patterns>
     </page-vpn-ipsec-keypairs>
     <page-vpn-ipsec>
@@ -14,7 +14,7 @@
         <patterns>
             <pattern>ui/ipsec/tunnels</pattern>
             <pattern>api/ipsec/tunnel/*</pattern>
-            <pattern>api/ipsec/legacy-subsystem/*</pattern>
+            <pattern>api/ipsec/legacy_subsystem/*</pattern>
         </patterns>
     </page-vpn-ipsec>
     <page-vpn-ipsec-connections>
@@ -25,7 +25,7 @@
             <pattern>api/ipsec/connections/*</pattern>
             <pattern>api/ipsec/pools/*</pattern>
             <pattern>api/ipsec/vti/*</pattern>
-            <pattern>api/ipsec/legacy-subsystem/*</pattern>
+            <pattern>api/ipsec/legacy_subsystem/*</pattern>
         </patterns>
     </page-vpn-ipsec-connections>
 
diff --git a/src/opnsense/mvc/app/models/OPNsense/IPsec/Menu/Menu.xml b/src/opnsense/mvc/app/models/OPNsense/IPsec/Menu/Menu.xml
index b0b09e2a1..2a1a19ec3 100644
--- a/src/opnsense/mvc/app/models/OPNsense/IPsec/Menu/Menu.xml
+++ b/src/opnsense/mvc/app/models/OPNsense/IPsec/Menu/Menu.xml
@@ -10,7 +10,7 @@
                 <Act url="/vpn_ipsec_mobile.php*" visibility="hidden"/>
             </Mobile>
             <Keys order="30" VisibleName="Pre-Shared Keys" url="/ui/ipsec/pre_shared_keys/"/>
-            <KeyPairs order="40" VisibleName="Key Pairs" url="/ui/ipsec/key-pairs" />
+            <KeyPairs order="40" VisibleName="Key Pairs" url="/ui/ipsec/key_pairs" />
             <Settings order="50" VisibleName="Advanced Settings" url="/vpn_ipsec_settings.php"/>
             <Status order="60" VisibleName="Status Overview" url="/ui/ipsec/sessions"/>
             <Leases order="70" VisibleName="Lease Status" url="/ui/ipsec/leases"/>
diff --git a/src/opnsense/mvc/app/views/OPNsense/IPsec/key_pairs.volt b/src/opnsense/mvc/app/views/OPNsense/IPsec/key_pairs.volt
index d99c83c80..4921d2827 100644
--- a/src/opnsense/mvc/app/views/OPNsense/IPsec/key_pairs.volt
+++ b/src/opnsense/mvc/app/views/OPNsense/IPsec/key_pairs.volt
@@ -27,11 +27,11 @@
 <script>
   $( document ).ready(function() {
     $('#grid-key-pairs').UIBootgrid({
-      search: '/api/ipsec/key-pairs/searchItem',
-      get: '/api/ipsec/key-pairs/getItem/',
-      set: '/api/ipsec/key-pairs/setItem/',
-      add: '/api/ipsec/key-pairs/addItem/',
-      del: '/api/ipsec/key-pairs/delItem/',
+      search: '/api/ipsec/key_pairs/searchItem',
+      get: '/api/ipsec/key_pairs/getItem/',
+      set: '/api/ipsec/key_pairs/setItem/',
+      add: '/api/ipsec/key_pairs/addItem/',
+      del: '/api/ipsec/key_pairs/delItem/',
     });
 
     // move "generate key" inside form dialog
@@ -51,7 +51,7 @@
     $("#keygen").click(function(){
         let ktype = $("#keyPair\\.keyType").val();
         let ksize = $("#keysize").val();
-        ajaxGet("/api/ipsec/key-pairs/gen_key_pair/" + ktype + "/" + ksize, {}, function(data, status){
+        ajaxGet("/api/ipsec/key_pairs/gen_key_pair/" + ktype + "/" + ksize, {}, function(data, status){
             if (data.status && data.status === 'ok') {
                 $("#keyPair\\.publicKey").val(data.pubkey);
                 $("#keyPair\\.privateKey").val(data.privkey);
diff --git a/src/opnsense/mvc/app/views/OPNsense/IPsec/tunnels.volt b/src/opnsense/mvc/app/views/OPNsense/IPsec/tunnels.volt
index 2f71ef0bd..ce490ca85 100644
--- a/src/opnsense/mvc/app/views/OPNsense/IPsec/tunnels.volt
+++ b/src/opnsense/mvc/app/views/OPNsense/IPsec/tunnels.volt
@@ -68,7 +68,7 @@
 
       // Helper method to fetch the current status of the legacy subsystem for viewing/hiding the "pending changes" alert
       function updateLegacyStatus() {
-          ajaxCall('/api/ipsec/legacy-subsystem/status', {}, function (data, status) {
+          ajaxCall('/api/ipsec/legacy_subsystem/status', {}, function (data, status) {
               $("#enable").prop('checked', data['enabled']);
               $("#enable").prop('disabled', false);
               $("#enable").removeClass("pending");
@@ -88,7 +88,7 @@
           $applyLegacyConfig.prop('disabled', true);
           $applyLegacyConfigProgress.addClass('fa fa-spinner fa-pulse');
 
-          ajaxCall('/api/ipsec/legacy-subsystem/applyConfig', {}, function (data, status) {
+          ajaxCall('/api/ipsec/legacy_subsystem/applyConfig', {}, function (data, status) {
               // Preliminarily hide the "pending changes" alert and display the response message if available
               if (data['message']) {
                 $dirtySubsystemMsg.addClass('hidden');