diff --git a/packages/aws-cdk-lib/aws-s3/lib/bucket.ts b/packages/aws-cdk-lib/aws-s3/lib/bucket.ts
index 9f4cd6b122163..510778a590e24 100644
--- a/packages/aws-cdk-lib/aws-s3/lib/bucket.ts
+++ b/packages/aws-cdk-lib/aws-s3/lib/bucket.ts
@@ -184,7 +184,7 @@ export interface IBucket extends IResource {
    * of the bucket will also be granted to the same principal.
    *
    * @param identity The principal
-   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*')
+   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*'). Parameter type is `any` but `string` should be passed in.
    */
   grantRead(identity: iam.IGrantable, objectsKeyPattern?: any): iam.Grant;
 
@@ -203,7 +203,7 @@ export interface IBucket extends IResource {
    * use the `grantPutAcl` method.
    *
    * @param identity The principal
-   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*')
+   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*'). Parameter type is `any` but `string` should be passed in.
    * @param allowedActionPatterns Restrict the permissions to certain list of action patterns
    */
   grantWrite(identity: iam.IGrantable, objectsKeyPattern?: any, allowedActionPatterns?: string[]): iam.Grant;
@@ -214,7 +214,7 @@ export interface IBucket extends IResource {
    * If encryption is used, permission to use the key to encrypt the contents
    * of written files will also be granted to the same principal.
    * @param identity The principal
-   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*')
+   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*'). Parameter type is `any` but `string` should be passed in.
    */
   grantPut(identity: iam.IGrantable, objectsKeyPattern?: any): iam.Grant;
 
@@ -235,7 +235,7 @@ export interface IBucket extends IResource {
    * in this bucket.
    *
    * @param identity The principal
-   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*')
+   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*'). Parameter type is `any` but `string` should be passed in.
    */
   grantDelete(identity: iam.IGrantable, objectsKeyPattern?: any): iam.Grant;
 
@@ -255,7 +255,7 @@ export interface IBucket extends IResource {
    * use the `grantPutAcl` method.
    *
    * @param identity The principal
-   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*')
+   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*'). Parameter type is `any` but `string` should be passed in.
    */
   grantReadWrite(identity: iam.IGrantable, objectsKeyPattern?: any): iam.Grant;
 
@@ -765,7 +765,7 @@ export abstract class BucketBase extends Resource implements IBucket {
    * of the bucket will also be granted to the same principal.
    *
    * @param identity The principal
-   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*')
+   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*'). Parameter type is `any` but `string` should be passed in.
    */
   public grantRead(identity: iam.IGrantable, objectsKeyPattern: any = '*') {
     return this.grant(identity, perms.BUCKET_READ_ACTIONS, perms.KEY_READ_ACTIONS,
@@ -786,7 +786,7 @@ export abstract class BucketBase extends Resource implements IBucket {
    * If encryption is used, permission to use the key to encrypt the contents
    * of written files will also be granted to the same principal.
    * @param identity The principal
-   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*')
+   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*'). Parameter type is `any` but `string` should be passed in
    */
   public grantPut(identity: iam.IGrantable, objectsKeyPattern: any = '*') {
     return this.grant(identity, this.putActions, perms.KEY_WRITE_ACTIONS,
@@ -803,7 +803,7 @@ export abstract class BucketBase extends Resource implements IBucket {
    * in this bucket.
    *
    * @param identity The principal
-   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*')
+   * @param objectsKeyPattern Restrict the permission to a certain key pattern (default '*'). Parameter type is `any` but `string` should be passed in.
    */
   public grantDelete(identity: iam.IGrantable, objectsKeyPattern: any = '*') {
     return this.grant(identity, perms.BUCKET_DELETE_ACTIONS, [],