diff --git a/num.c b/num.c
index 1222ec7..d30993c 100644
--- a/num.c
+++ b/num.c
@@ -9,7 +9,7 @@ int main() {
     printf("Enter the second number: ");
     scanf("%d", &num2);
     
-    sum = num1 + num3;
+    sum = num1 + num2;
     
     printf("The sum of %d and %d is %d.", num1, num2, sum);