diff --git a/docs/libs.rst b/docs/libs.rst
index 904fa965..d7de4e89 100644
--- a/docs/libs.rst
+++ b/docs/libs.rst
@@ -30,6 +30,7 @@ SRFI libraries
- `(srfi 17)
`_
+
Generalized set!
- `(srfi 26)
@@ -52,6 +53,11 @@ SRFI libraries
Sorting and Marging.
+- `(srfi 111)
+ `_
+
+ Boxes
+
(picrin macro)
--------------
diff --git a/etc/srfi.txt b/etc/srfi.txt
index a30f195c..67154ea4 100644
--- a/etc/srfi.txt
+++ b/etc/srfi.txt
@@ -12,7 +12,7 @@ y SRFI 1: List Library
SRFI 13: String Library
SRFI 14: Character-Set Library
7 SRFI 16: Syntax for procedures of variable arity
- SRFI 17: Generalized set!
+y SRFI 17: Generalized set!
SRFI 18: Multithreading support
SRFI 19: Time Data Types and Procedures
SRFI 21: Real-time multithreading support
@@ -78,4 +78,4 @@ y SRFI 1: List Library
SRFI 108: Named quasi-literal constructors
SRFI 109: Extended string quasi-literals
SRFI 110: Sweet-expressions (t-expressions)
- SRFI 111: Boxes
+y SRFI 111: Boxes