diff --git a/luku26.tex b/luku26.tex
index d39577e..3633e16 100644
--- a/luku26.tex
+++ b/luku26.tex
@@ -1,7 +1,7 @@
 \chapter{String algorithms}
 
 This chapter deals with efficient algorithms
-for processing strings.
+for string processing.
 Many string problems can be easily solved
 in $O(n^2)$ time, but the challenge is to
 find algorithms that work in $O(n)$ or $O(n \log n)$