diff --git a/09/title.txt b/09/title.txt
index aa2f0b2..cc37d10 100644
--- a/09/title.txt
+++ b/09/title.txt
@@ -1 +1 @@
-09
\ No newline at end of file
+Capítulo 9
\ No newline at end of file
diff --git a/10/title.txt b/10/title.txt
index 9a03714..d2f986f 100644
--- a/10/title.txt
+++ b/10/title.txt
@@ -1 +1 @@
-10
\ No newline at end of file
+Capítulo 10
\ No newline at end of file
diff --git a/11/title.txt b/11/title.txt
index 9d60796..3e199ad 100644
--- a/11/title.txt
+++ b/11/title.txt
@@ -1 +1 @@
-11
\ No newline at end of file
+Capítulo 11
\ No newline at end of file