diff --git a/12/title.txt b/12/title.txt
index 3cacc0b..ed5cbe7 100644
--- a/12/title.txt
+++ b/12/title.txt
@@ -1 +1 @@
-12
\ No newline at end of file
+Capítulo 12
\ No newline at end of file
diff --git a/13/title.txt b/13/title.txt
index ca7bf83..8b419d4 100644
--- a/13/title.txt
+++ b/13/title.txt
@@ -1 +1 @@
-13
\ No newline at end of file
+Capítulo 13
\ No newline at end of file
diff --git a/14/title.txt b/14/title.txt
index da2d398..20937b7 100644
--- a/14/title.txt
+++ b/14/title.txt
@@ -1 +1 @@
-14
\ No newline at end of file
+Capítulo 14
\ No newline at end of file
diff --git a/15/title.txt b/15/title.txt
new file mode 100644
index 0000000..9125f09
--- /dev/null
+++ b/15/title.txt
@@ -0,0 +1 @@
+Capítulo 15
\ No newline at end of file
diff --git a/manifest.json b/manifest.json
index 030f002..2daef7f 100644
--- a/manifest.json
+++ b/manifest.json
@@ -305,6 +305,7 @@
 		"14-66",
 		"14-69",
 		"14-71",
+		"15-title",
 		"16-title",
 		"16-01",
 		"16-03",