diff --git a/src/opnsense/mvc/app/models/OPNsense/IPsec/FieldTypes/IPsecProposalField.php b/src/opnsense/mvc/app/models/OPNsense/IPsec/FieldTypes/IPsecProposalField.php
index a90dd4f81..04a71e539 100644
--- a/src/opnsense/mvc/app/models/OPNsense/IPsec/FieldTypes/IPsecProposalField.php
+++ b/src/opnsense/mvc/app/models/OPNsense/IPsec/FieldTypes/IPsecProposalField.php
@@ -62,8 +62,6 @@ class IPsecProposalField extends BaseListField
             self::$internalCacheOptionList['aes128-aesxcbc-x25519'] = 'aes128-aesxcbc-x25519';
             self::$internalCacheOptionList['aes192-sha384-x25519'] = 'aes192-sha384-x25519';
             self::$internalCacheOptionList['aes256-sha512-x25519'] = 'aes256-sha512-x25519';
-            self::$internalCacheOptionList['chacha20poly1305-x25519'] = 'chacha20poly1305-x25519';
-            self::$internalCacheOptionList['chacha20poly1305-prfsha256-x25519'] = 'chacha20poly1305-prfsha256-x25519';
             self::$internalCacheOptionList['aes128-sha256-ecp256'] = 'aes128-sha256-ecp256';
 
             self::$internalCacheOptionList['null-sha256-x25519'] = sprintf(