diff --git a/docs/libs.rst b/docs/libs.rst
index 1dec0954..d7de4e89 100644
--- a/docs/libs.rst
+++ b/docs/libs.rst
@@ -18,30 +18,46 @@ Scheme standard libraries
 SRFI libraries
 --------------
 
-- (srfi 1)
+- `(srfi 1)
+  <http://srfi.schemers.org/srfi-0/>`_
 
   List library.
 
-- (srfi 8)
+- `(srfi 8)
+  <http://srfi.schemers.org/srfi-8/>`_
 
   ``receive`` macro.
 
-- (srfi 26)
+- `(srfi 17)
+  <http://srfi.schemers.org/srfi-17/>`_
+
+  Generalized set!
+
+- `(srfi 26)
+  <http://srfi.schemers.org/srfi-26/>`_
 
   Cut/cute macros.
 
-- (srfi 43)
+- `(srfi 43)
+  <http://srfi.schemers.org/srfi-43/>`_
 
   Vector library.
 
-- (srfi 60)
+- `(srfi 60)
+  <http://srfi.schemers.org/srfi-60/>`_
 
   Bitwise operations.
 
-- (srfi 95)
+- `(srfi 95)
+  <http://srfi.schemers.org/srfi-95/>`_
 
   Sorting and Marging.
 
+- `(srfi 111)
+  <http://srfi.schemers.org/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