diff --git a/src/mask/mask_base.ts b/src/mask/mask_base.ts
index 901fb60019..af1444d2ef 100644
--- a/src/mask/mask_base.ts
+++ b/src/mask/mask_base.ts
@@ -2,6 +2,14 @@ import { Base } from "../base";
 import { JsonObject, Serializer, property } from "../jsonobject";
 import { IInputMask, IMaskedInputResult, ITextInputParams } from "./mask_utils";
 
+/**
+ * A base class for classes that implement input masks:
+ *
+ * - [`InputMaskNumeric`](https://surveyjs.io/form-library/documentation/inputmasknumeric)
+ * - [`InputMaskCurrency`](https://surveyjs.io/form-library/documentation/inputmaskcurrency)
+ * - [`InputMaskDateTime`](https://surveyjs.io/form-library/documentation/inputmaskdatetime)
+ * - [`InputMaskPattern`](https://surveyjs.io/form-library/documentation/inputmaskpattern)
+ */
 export class InputMaskBase extends Base implements IInputMask {
   /**
    * Specifies whether to store the question value with an applied mask in survey results.