diff --git a/packages/@aws-cdk/aws-service-spec/build/patches/service-patches/dms.ts b/packages/@aws-cdk/aws-service-spec/build/patches/service-patches/dms.ts
index 61c0170d9..c33a0e843 100644
--- a/packages/@aws-cdk/aws-service-spec/build/patches/service-patches/dms.ts
+++ b/packages/@aws-cdk/aws-service-spec/build/patches/service-patches/dms.ts
@@ -1,4 +1,4 @@
-import { fp, registerServicePatches } from './core';
+import { fp, registerServicePatches, replaceResourceProperty, forResource } from './core';
 import { patching, types } from '@aws-cdk/service-spec-importers';
 
 registerServicePatches(
@@ -15,4 +15,142 @@ registerServicePatches(
       return readOnlyProperties;
     },
   ),
+
+  forResource('AWS::DMS::DataProvider', (lens) => {
+    replaceResourceProperty(
+      'Settings',
+      {
+        type: 'object',
+        description: 'The property identifies the exact type of settings for the data provider.',
+        properties: {
+          PostgreSqlSettings: {
+            description: 'PostgreSqlSettings property identifier.',
+            type: 'object',
+            properties: {
+              ServerName: {
+                type: 'string',
+              },
+              Port: {
+                type: 'integer',
+              },
+              DatabaseName: {
+                type: 'string',
+              },
+              SslMode: {
+                type: 'object',
+                $ref: '#/definitions/DmsSslModeValue',
+              },
+              CertificateArn: {
+                type: 'string',
+              },
+            },
+            required: ['ServerName', 'Port', 'SslMode', 'DatabaseName'],
+            additionalProperties: false,
+          },
+          MySqlSettings: {
+            description: 'MySqlSettings property identifier.',
+            type: 'object',
+            properties: {
+              ServerName: {
+                type: 'string',
+              },
+              Port: {
+                type: 'integer',
+              },
+              SslMode: {
+                type: 'object',
+                $ref: '#/definitions/DmsSslModeValue',
+              },
+              CertificateArn: {
+                type: 'string',
+              },
+            },
+            required: ['ServerName', 'Port', 'SslMode'],
+            additionalProperties: false,
+          },
+          OracleSettings: {
+            description: 'OracleSettings property identifier.',
+            type: 'object',
+            properties: {
+              ServerName: {
+                type: 'string',
+              },
+              Port: {
+                type: 'integer',
+              },
+              DatabaseName: {
+                type: 'string',
+              },
+              SslMode: {
+                type: 'object',
+                $ref: '#/definitions/DmsSslModeValue',
+              },
+              CertificateArn: {
+                type: 'string',
+              },
+              AsmServer: {
+                type: 'string',
+              },
+              SecretsManagerOracleAsmSecretId: {
+                type: 'string',
+              },
+              SecretsManagerOracleAsmAccessRoleArn: {
+                type: 'string',
+              },
+              SecretsManagerSecurityDbEncryptionSecretId: {
+                type: 'string',
+              },
+              SecretsManagerSecurityDbEncryptionAccessRoleArn: {
+                type: 'string',
+              },
+            },
+            required: ['ServerName', 'Port', 'SslMode', 'DatabaseName'],
+            additionalProperties: false,
+          },
+          MicrosoftSqlServerSettings: {
+            description: 'MicrosoftSqlServerSettings property identifier.',
+            type: 'object',
+            properties: {
+              ServerName: {
+                type: 'string',
+              },
+              Port: {
+                type: 'integer',
+              },
+              DatabaseName: {
+                type: 'string',
+              },
+              SslMode: {
+                type: 'object',
+                $ref: '#/definitions/DmsSslModeValue',
+              },
+              CertificateArn: {
+                type: 'string',
+              },
+            },
+            required: ['ServerName', 'Port', 'SslMode', 'DatabaseName'],
+            additionalProperties: false,
+          },
+        },
+        anyOf: [
+          {
+            required: ['PostgreSqlSettings'],
+          },
+          {
+            required: ['MySqlSettings'],
+          },
+          {
+            required: ['OracleSettings'],
+          },
+          {
+            required: ['MicrosoftSqlServerSettings'],
+          },
+        ],
+        additionalProperties: false,
+      },
+      patching.Reason.other(
+        'Temporary fix to fix the issue of missing the Settings property till we fix the anyOff issue',
+      ),
+    )(lens);
+  }),
 );
diff --git a/packages/@aws-cdk/service-spec-importers/src/types/registry-schema/JsonSchema.ts b/packages/@aws-cdk/service-spec-importers/src/types/registry-schema/JsonSchema.ts
index c8b5f77c4..69b7995cf 100644
--- a/packages/@aws-cdk/service-spec-importers/src/types/registry-schema/JsonSchema.ts
+++ b/packages/@aws-cdk/service-spec-importers/src/types/registry-schema/JsonSchema.ts
@@ -26,7 +26,7 @@ export namespace jsonschema {
   }
 
   function isTypeDefined(x: any) {
-    return 'type' in x;
+    return 'type' in x && !('$ref' in x);
   }
 
   export interface Annotatable {
@@ -89,7 +89,14 @@ export namespace jsonschema {
    * Determines whether or not the provided schema represents an `anyOf` type operator.
    */
   export function isAnyOf(x: Schema): x is AnyOf<any> {
-    return !isAnyType(x) && 'anyOf' in x;
+    if ('anyOf' in (x as any) && !isAnyType(x)) {
+      for (const elem of (x as RecordLikeObject).anyOf!) {
+        if (!isAnyType(elem) && (isTypeDefined(elem) || isReference(elem))) {
+          return true;
+        }
+      }
+    }
+    return false;
   }
 
   export interface OneOf<S> extends Annotatable {