diff --git a/Modules/Microsoft365DSC/SchemaDefinition.json b/Modules/Microsoft365DSC/SchemaDefinition.json
index f90e5d8058..2ba602200b 100644
--- a/Modules/Microsoft365DSC/SchemaDefinition.json
+++ b/Modules/Microsoft365DSC/SchemaDefinition.json
@@ -1844,6 +1844,126 @@
                            }
                        ]
     },
+    {
+        "ClassName":  "MSFT_AADAuthenticationMethodPolicyExternalExcludeTarget",
+        "Parameters":  [
+                           {
+                               "CIMType":  "String",
+                               "Name":  "Id",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "String",
+                               "Name":  "TargetType",
+                               "Option":  "Write"
+                           }
+                       ]
+    },
+    {
+        "ClassName":  "MSFT_AADAuthenticationMethodPolicyExternalIncludeTarget",
+        "Parameters":  [
+                           {
+                               "CIMType":  "String",
+                               "Name":  "Id",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "String",
+                               "Name":  "TargetType",
+                               "Option":  "Write"
+                           }
+                       ]
+    },
+    {
+        "ClassName":  "MSFT_AADAuthenticationMethodPolicyExternalOpenIdConnectSetting",
+        "Parameters":  [
+                           {
+                               "CIMType":  "String",
+                               "Name":  "ClientId",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "String",
+                               "Name":  "DiscoveryUrl",
+                               "Option":  "Write"
+                           }
+                       ]
+    },
+    {
+        "ClassName":  "MSFT_AADAuthenticationMethodPolicyExternal",
+        "Parameters":  [
+                           {
+                               "CIMType":  "MSFT_AADAuthenticationMethodPolicyExternalExcludeTarget[]",
+                               "Name":  "ExcludeTargets",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "MSFT_AADAuthenticationMethodPolicyExternalIncludeTarget[]",
+                               "Name":  "IncludeTargets",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "MSFT_AADAuthenticationMethodPolicyExternalOpenIdConnectSetting",
+                               "Name":  "OpenIdConnectSetting",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "String",
+                               "Name":  "State",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "String",
+                               "Name":  "AppId",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "String",
+                               "Name":  "DisplayName",
+                               "Option":  "Key"
+                           },
+                           {
+                               "CIMType":  "string",
+                               "Name":  "Ensure",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "MSFT_Credential",
+                               "Name":  "Credential",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "String",
+                               "Name":  "ApplicationId",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "String",
+                               "Name":  "TenantId",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "MSFT_Credential",
+                               "Name":  "ApplicationSecret",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "String",
+                               "Name":  "CertificateThumbprint",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "Boolean",
+                               "Name":  "ManagedIdentity",
+                               "Option":  "Write"
+                           },
+                           {
+                               "CIMType":  "String[]",
+                               "Name":  "AccessTokens",
+                               "Option":  "Write"
+                           }
+                       ]
+    },
     {
         "ClassName":  "MSFT_MicrosoftGraphFido2KeyRestrictions",
         "Parameters":  [
diff --git a/Tests/Integration/Microsoft365DSC/M365DSCIntegration.AAD.Remove.Tests.ps1 b/Tests/Integration/Microsoft365DSC/M365DSCIntegration.AAD.Remove.Tests.ps1
index 501de97c48..202ca07b45 100644
--- a/Tests/Integration/Microsoft365DSC/M365DSCIntegration.AAD.Remove.Tests.ps1
+++ b/Tests/Integration/Microsoft365DSC/M365DSCIntegration.AAD.Remove.Tests.ps1
@@ -88,6 +88,14 @@
                     TenantId              = $TenantId
                     CertificateThumbprint = $CertificateThumbprint
                 }
+                AADAuthenticationMethodPolicyExternal 'AADAuthenticationMethodPolicyExternal-Cisco Duo'
+                {
+                    ApplicationId         = $ApplicationId
+                    TenantId              = $TenantId
+                    CertificateThumbprint = $CertificateThumbprint
+                    DisplayName           = "Cisco Duo";
+                    Ensure                = "Absent";
+                }
                 AADAuthenticationMethodPolicyFido2 'AADAuthenticationMethodPolicyFido2-Fido2'
                 {
                     Ensure                           = "Absent";