diff --git a/09/title.txt b/09/title.txt
index edd59cb..e52bb0d 100644
--- a/09/title.txt
+++ b/09/title.txt
@@ -1 +1 @@
-باب 9
\ No newline at end of file
+باب ۹
\ No newline at end of file
diff --git a/10/title.txt b/10/title.txt
index 9f9f04b..9758922 100644
--- a/10/title.txt
+++ b/10/title.txt
@@ -1 +1 @@
-باب 10
\ No newline at end of file
+باب ۱۰
\ No newline at end of file
diff --git a/11/title.txt b/11/title.txt
index d3361d9..560d079 100644
--- a/11/title.txt
+++ b/11/title.txt
@@ -1 +1 @@
-باب 11
\ No newline at end of file
+باب ۱۱
\ No newline at end of file
diff --git a/12/title.txt b/12/title.txt
index 536a06a..7b5cb7c 100644
--- a/12/title.txt
+++ b/12/title.txt
@@ -1 +1 @@
-باب 12
\ No newline at end of file
+باب ۱۲
\ No newline at end of file
diff --git a/13/title.txt b/13/title.txt
index 3b1c1d0..df135a2 100644
--- a/13/title.txt
+++ b/13/title.txt
@@ -1 +1 @@
-باب 13
\ No newline at end of file
+باب ۱۳
\ No newline at end of file