diff --git a/Advanced/Graph Algorithms/parts/02 residual.tex b/Advanced/Graph Algorithms/parts/02 residual.tex
index f37e946..a33611a 100755
--- a/Advanced/Graph Algorithms/parts/02 residual.tex	
+++ b/Advanced/Graph Algorithms/parts/02 residual.tex	
@@ -4,7 +4,7 @@ We need to create an algorithm to accomplish this task.
 
 \vspace{1ex}
 
-The first thing we'll is the notion of a \textit{residual graph}.
+The first thing we'll need is the notion of a \textit{residual graph}.
 
 \vspace{2ex}
 \hrule