diff --git a/20/title.txt b/20/title.txt
new file mode 100644
index 0000000..6eac86b
--- /dev/null
+++ b/20/title.txt
@@ -0,0 +1 @@
+باب۲۰
\ No newline at end of file
diff --git a/21/title.txt b/21/title.txt
new file mode 100644
index 0000000..d050fae
--- /dev/null
+++ b/21/title.txt
@@ -0,0 +1 @@
+باب۲۱
\ No newline at end of file
diff --git a/manifest.json b/manifest.json
index e25bc0a..83f40af 100644
--- a/manifest.json
+++ b/manifest.json
@@ -238,6 +238,24 @@
 		"19-13",
 		"19-15",
 		"19-17",
-		"19-20"
+		"19-20",
+		"19-23",
+		"19-25",
+		"19-28",
+		"20-title",
+		"20-01",
+		"20-04",
+		"20-06",
+		"20-08",
+		"20-10",
+		"20-12",
+		"20-15",
+		"20-17",
+		"20-20",
+		"20-23",
+		"20-26",
+		"20-28",
+		"21-title",
+		"21-01"
 	]
 }
\ No newline at end of file