diff --git a/contracts/Periods.sol b/contracts/Periods.sol
index bb7bcb9..7085c31 100644
--- a/contracts/Periods.sol
+++ b/contracts/Periods.sol
@@ -2,11 +2,16 @@
 pragma solidity 0.8.23;
 
 contract Periods {
+  error Periods_InvalidSecondsPerPeriod();
+
   type Period is uint256;
 
   uint256 internal immutable _secondsPerPeriod;
 
   constructor(uint256 secondsPerPeriod) {
+    if (secondsPerPeriod == 0) {
+      revert Periods_InvalidSecondsPerPeriod();
+    }
     _secondsPerPeriod = secondsPerPeriod;
   }
 
diff --git a/test/Periods.test.js b/test/Periods.test.js
new file mode 100644
index 0000000..f265b68
--- /dev/null
+++ b/test/Periods.test.js
@@ -0,0 +1,16 @@
+const { expect } = require("chai")
+const { ethers } = require("hardhat")
+
+describe("Periods", function () {
+  it("should revert when secondsPerPeriod is 0", async function () {
+    const PeriodsContract = await ethers.getContractFactory("Periods")
+    await expect(PeriodsContract.deploy(0)).to.be.revertedWith(
+      "Periods_InvalidSecondsPerPeriod"
+    )
+  })
+
+  it("should not revert when secondsPerPeriod more than 0", async function () {
+    const PeriodsContract = await ethers.getContractFactory("Periods")
+    await expect(PeriodsContract.deploy(10)).not.to.be.reverted
+  })
+})