diff --git a/Andrew Ng Stanford Coursera/Week 02/ex1/ex1_multi.m b/Andrew Ng Stanford Coursera/Week 02/ex1/ex1_multi.m
index ac54e3a..c3f79fc 100644
--- a/Andrew Ng Stanford Coursera/Week 02/ex1/ex1_multi.m	
+++ b/Andrew Ng Stanford Coursera/Week 02/ex1/ex1_multi.m	
@@ -104,7 +104,7 @@
 % ====================== YOUR CODE HERE ======================
 % Recall that the first column of X is all-ones. Thus, it does
 % not need to be normalized.
-price = sum(X*theta); % You should change this
+price = [1 1650 3] * theta; % You should change this
 
 
 % ============================================================
@@ -149,7 +149,7 @@
 
 % Estimate the price of a 1650 sq-ft, 3 br house
 % ====================== YOUR CODE HERE ======================
-price = sum(X*theta); % You should change this
+price = [1 1650 3] * theta; % You should change this
 
 
 % ============================================================