diff --git a/README.md b/README.md
index ec5e6d9..f855c84 100644
--- a/README.md
+++ b/README.md
@@ -51,9 +51,10 @@ For usage as a library, please refer to the [godoc](https://pkg.go.dev/github.co
   * 4.12. [YAML](#yaml)
   * 4.13. [TBLN](#tbln)
   * 4.14. [WIDTH](#width)
-  * 4.15. [Raw output](#raw-output)
-  * 4.16. [ASCII Table & MarkDown output](#ascii-table-&-markdown-output)
-  * 4.17. [Vertical format output](#vertical-format-output)
+  * 4.15. [TEXT](#text)
+  * 4.16. [Raw output](#raw-output)
+  * 4.17. [ASCII Table & MarkDown output](#ascii-table-&-markdown-output)
+  * 4.18. [Vertical format output](#vertical-format-output)
 * 5. [SQL](#sql)
   * 5.1. [SQL function](#sql-function)
   * 5.2. [JOIN](#join)
@@ -794,7 +795,7 @@ But `-id " "` does not recognize spaces in columns very well.
 
 `-iwidth` recognizes column widths and space separators.
 
-### TEXT
+###  4.15. <a name='text'></a>TEXT
 
 The `-itext` option or files with “.text”extension are in text format.
 
@@ -827,7 +828,7 @@ $ trdsql -inum "SELECT * FROM test.text"
 5,c
 ```
 
-###  4.15. <a name='raw-output'></a>Raw output
+###  4.16. <a name='raw-output'></a>Raw output
 
 `-oraw` is Raw Output.
 It is used when "escape processing is unnecessary" in CSV output.
@@ -852,7 +853,7 @@ $ trdsql -oraw -od "\t|\t" -db pdb "SELECT * FROM test.csv"
 3	|	Apple
 ```
 
-###  4.16. <a name='ascii-table-&-markdown-output'></a>ASCII Table & MarkDown output
+###  4.17. <a name='ascii-table-&-markdown-output'></a>ASCII Table & MarkDown output
 
 `-oat` is ASCII table output.
 
@@ -880,7 +881,7 @@ $ trdsql -omd "SELECT * FROM test.csv"
 
 The `-onowrap` option does not wrap long columns in `at` or `md` output.
 
-###  4.17. <a name='vertical-format-output'></a>Vertical format output
+###  4.18. <a name='vertical-format-output'></a>Vertical format output
 
 -ovf is Vertical format output("column name | value" vertically).