diff --git a/packages/better-auth/src/plugins/email-otp/email-otp.test.ts b/packages/better-auth/src/plugins/email-otp/email-otp.test.ts
index e47e17d6d5..c28dfe7b14 100644
--- a/packages/better-auth/src/plugins/email-otp/email-otp.test.ts
+++ b/packages/better-auth/src/plugins/email-otp/email-otp.test.ts
@@ -236,6 +236,45 @@ describe("email-otp", async () => {
 			},
 		});
 	});
+
+	it("should work with custom options", async () => {
+		const { client, testUser, auth } = await getTestInstance(
+			{
+				plugins: [
+					bearer(),
+					emailOTP({
+						async sendVerificationOTP({ email, otp: _otp, type }) {
+							otp = _otp;
+							otpFn(email, _otp, type);
+						},
+						sendVerificationOnSignUp: true,
+						expiresIn: 10,
+						otpLength: 8,
+					}),
+				],
+				emailVerification: {
+					autoSignInAfterVerification: true,
+				},
+			},
+			{
+				clientOptions: {
+					plugins: [emailOTPClient()],
+				},
+			},
+		);
+		await client.emailOtp.sendVerificationOtp({
+			type: "email-verification",
+			email: testUser.email,
+		});
+		expect(otp.length).toBe(8);
+		vi.useFakeTimers();
+		await vi.advanceTimersByTimeAsync(11 * 1000);
+		const verifyRes = await client.emailOtp.verifyEmail({
+			email: testUser.email,
+			otp,
+		});
+		expect(verifyRes.error?.code).toBe("OTP_EXPIRED");
+	});
 });
 
 describe("email-otp-verify", async () => {
diff --git a/packages/better-auth/src/plugins/email-otp/index.ts b/packages/better-auth/src/plugins/email-otp/index.ts
index e6cf70a9e2..4d1a702f08 100644
--- a/packages/better-auth/src/plugins/email-otp/index.ts
+++ b/packages/better-auth/src/plugins/email-otp/index.ts
@@ -19,10 +19,14 @@ interface EmailOTPOptions {
 	) => Promise<void>;
 	/**
 	 * Length of the OTP
+	 *
+	 * @default 6
 	 */
 	otpLength?: number;
 	/**
 	 * Expiry time of the OTP in seconds
+	 *
+	 * @default 300 (5 minutes)
 	 */
 	expiresIn?: number;
 	/**
@@ -44,7 +48,7 @@ const types = ["email-verification", "sign-in", "forget-password"] as const;
 
 export const emailOTP = (options: EmailOTPOptions) => {
 	const opts = {
-		expireIn: 5 * 60,
+		expiresIn: 5 * 60,
 		otpLength: 6,
 		...options,
 	};
@@ -113,7 +117,7 @@ export const emailOTP = (options: EmailOTPOptions) => {
 						.createVerificationValue({
 							value: otp,
 							identifier: `${ctx.body.type}-otp-${email}`,
-							expiresAt: getDate(opts.expireIn, "sec"),
+							expiresAt: getDate(opts.expiresIn, "sec"),
 						})
 						.catch(async (error) => {
 							// might be duplicate key error
@@ -124,7 +128,7 @@ export const emailOTP = (options: EmailOTPOptions) => {
 							await ctx.context.internalAdapter.createVerificationValue({
 								value: otp,
 								identifier: `${ctx.body.type}-otp-${email}`,
-								expiresAt: getDate(opts.expireIn, "sec"),
+								expiresAt: getDate(opts.expiresIn, "sec"),
 							});
 						});
 					await options.sendVerificationOTP(
@@ -177,7 +181,7 @@ export const emailOTP = (options: EmailOTPOptions) => {
 					await ctx.context.internalAdapter.createVerificationValue({
 						value: otp,
 						identifier: `${ctx.body.type}-otp-${email}`,
-						expiresAt: getDate(opts.expireIn, "sec"),
+						expiresAt: getDate(opts.expiresIn, "sec"),
 					});
 					return otp;
 				},
@@ -493,7 +497,7 @@ export const emailOTP = (options: EmailOTPOptions) => {
 					await ctx.context.internalAdapter.createVerificationValue({
 						value: otp,
 						identifier: `forget-password-otp-${email}`,
-						expiresAt: getDate(opts.expireIn, "sec"),
+						expiresAt: getDate(opts.expiresIn, "sec"),
 					});
 					await options.sendVerificationOTP(
 						{
@@ -638,7 +642,7 @@ export const emailOTP = (options: EmailOTPOptions) => {
 							await ctx.context.internalAdapter.createVerificationValue({
 								value: otp,
 								identifier: `email-verification-otp-${email}`,
-								expiresAt: getDate(opts.expireIn, "sec"),
+								expiresAt: getDate(opts.expiresIn, "sec"),
 							});
 							await options.sendVerificationOTP(
 								{