diff --git a/Packages/STL_Extension/changes.txt b/Packages/STL_Extension/changes.txt
index 69c7003d1c3..09c38591a3a 100644
--- a/Packages/STL_Extension/changes.txt
+++ b/Packages/STL_Extension/changes.txt
@@ -8,6 +8,8 @@
 //---------------------------------------------------------------------
 
 DOCS: now joind into stl_extension.tex.
+ALL : Added file algorithm.h.
+ALL : New functions min_max_element and min/max_element_if.
 DOCS: Joined with compose.tex.
 SRC : Added N_step_adaptor_derived.
 SRC : Fixed _Circulator_size_traits to I_Circulator_size_traits.
diff --git a/Packages/STL_Extension/version b/Packages/STL_Extension/version
index 4f2edec8ffa..cbe4400bda4 100644
--- a/Packages/STL_Extension/version
+++ b/Packages/STL_Extension/version
@@ -1 +1 @@
-2.10 (24 August 1999)
+2.11 (01 September 1999)