diff --git a/12/title.txt b/12/title.txt
new file mode 100644
index 0000000..ed5cbe7
--- /dev/null
+++ b/12/title.txt
@@ -0,0 +1 @@
+Capítulo 12
\ No newline at end of file
diff --git a/manifest.json b/manifest.json
index dff70d3..dcd7b50 100644
--- a/manifest.json
+++ b/manifest.json
@@ -122,6 +122,7 @@
 		"08-07",
 		"08-08",
 		"08-11",
+		"12-title",
 		"13-title",
 		"13-01",
 		"13-04",