diff --git a/index.html b/index.html
index 09a18e6..f2c78a9 100644
--- a/index.html
+++ b/index.html
@@ -74,6 +74,7 @@
             switch (operator) {
                 case '+': result = firstOperand + secondOperand; break;
                 case '-': result = firstOperand - secondOperand; break;
+                case '*': result = firstOperand * secondOperand; break;
                 case '/':
                     if (secondOperand === 0) {
                         alert("Error: Division by zero!");