diff --git a/CHANGES b/CHANGES
index 427cf2d4..7614fc75 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,37 +1,18 @@
 ===============================================================================
-                               Changes in 1.1rc2
-===============================================================================
-
-- Added a few utility functions
-- Fixed bugs related to a user-defined pool and a mechanism of scheduler change
-
-===============================================================================
-                               Changes in 1.1rc1
-===============================================================================
-
-- Used futex when external threads use Argobots synchronization operations
-- Optimized pool operations when pools are empty
-- Fixed several bugs
-
-===============================================================================
-                               Changes in 1.1b1
-===============================================================================
-
-- Improved the API specification
-- Added a static initializer for ABT_mutex and ABT_cond
-- Fixed changes that break the ABI compatibility with Argobots 1.0.1
-- Supported Autoconf 2.70
-- Fixed several bugs
-
-===============================================================================
-                               Changes in 1.1a1
+                               Changes in 1.1
 ===============================================================================
 
 - Added a tool interface to support a profiler (see ABTX_prof)
+- Supported the stack unwinding feature
+- Implemented static initializers for ABT_mutex and ABT_cond
 - Improved work-unit-local storage support
+- Added several utility functions
+- Improved support for affinity settings via an environmental variable
 - Enhanced memory management of ULT stacks and descriptors
+- Used futex when external threads call Argobots synchronization operations
+- Revised the API specification
 - Added support for XLC, PGI, Solaris, and ARM HPC compilers
-- Improved support for affinity settings via an environmental variable
+- Supported Autoconf 2.70
 - Fixed several bugs
 
 ===============================================================================
diff --git a/maint/version.m4 b/maint/version.m4
index 1e03bf82..0f902474 100644
--- a/maint/version.m4
+++ b/maint/version.m4
@@ -3,7 +3,7 @@
 # See COPYRIGHT in top-level directory.
 #
 
-m4_define([ABT_VERSION_m4],[1.1rc2])dnl
+m4_define([ABT_VERSION_m4],[1.1])dnl
 m4_define([ABT_RELEASE_DATE_m4],[unreleased development copy])dnl
 
 # For libtool ABI versioning rules see:
@@ -21,6 +21,6 @@ m4_define([ABT_RELEASE_DATE_m4],[unreleased development copy])dnl
 #     4. If any interfaces have been removed since the last public
 #     release, then set age to 0.
 
-m4_define([libabt_so_version_m4],[0:0:0])dnl
+m4_define([libabt_so_version_m4],[2:0:1])dnl
 
 [#] end of __file__