diff --git a/README.md b/README.md
index be9ab80..96935f7 100644
--- a/README.md
+++ b/README.md
@@ -275,6 +275,14 @@ check({ foo: ["bar"] }) // true
 
 ### Nested objects
 
+```js
+const schema = {
+   code: /^[0-9]{6}$/,
+   phone: /^\+9\d{11}$/,
+};
+```
+
+### Regex
 ```js
 const schema = {
    dot: {
@@ -294,6 +302,7 @@ const schema = {
 };
 ```
 
+
 # Alias definition
 You can define custom aliases.
 
diff --git a/index.d.ts b/index.d.ts
index 46c964f..8a10e4a 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -785,7 +785,8 @@ declare module "fastest-validator" {
 	export type ValidationRule =
 		| ValidationRuleObject
 		| ValidationRuleObject[]
-		| ValidationRuleName;
+		| ValidationRuleName
+		| RegExp;
 
 	/**
 	 * Definition for validation schema based on validation rules
diff --git a/lib/validator.js b/lib/validator.js
index 47896f9..35f7deb 100644
--- a/lib/validator.js
+++ b/lib/validator.js
@@ -318,6 +318,11 @@ class Validator {
 				.every(rule => rule.schema.optional == true);
 			if (isOptional)
 				schema.optional = true;
+		} else if (schema instanceof RegExp) {
+			schema = {
+				type: "string",
+				pattern: schema
+			};
 		}
 
 		if (schema.$$type) {
diff --git a/test/validator.spec.js b/test/validator.spec.js
index 74044c4..2f6520e 100644
--- a/test/validator.spec.js
+++ b/test/validator.spec.js
@@ -251,6 +251,12 @@ describe("Test getRuleFromSchema method", () => {
 			expect(res2.schema).toEqual({ type: "array", optional: true, items: "string", min: 1 });
 		});
 
+		it("should convert RegExp", () => {
+			const regex = /(foo)/;
+			const res = v.getRuleFromSchema(regex);
+			expect(res.schema).toEqual({ type: "string", pattern: regex });
+		});
+
 	});
 
 	describe("Test objects shorthand rule ($$type)", () => {