diff --git a/CHANGELOG b/CHANGELOG
index b577bf5..b25721c 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,4 +1,8 @@
 
+v1.0.1
+  * Bug fixed: Two process couldn't use libtocc::Manager at the same time.
+  * Documentations improved.
+
 v1.0.0
   * API of libtocc's expressions cleaned up.
   * Not and WildCard added to expressions.
diff --git a/cli/docs/source/conf.py b/cli/docs/source/conf.py
index ebdf8c1..c03188d 100644
--- a/cli/docs/source/conf.py
+++ b/cli/docs/source/conf.py
@@ -56,7 +56,7 @@
 # The short X.Y version.
 version = '1.0'
 # The full version, including alpha/beta/rc tags.
-release = '1.0.0'
+release = '1.0.1'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/cli/src/configure.ac b/cli/src/configure.ac
index f5004db..278c5c3 100644
--- a/cli/src/configure.ac
+++ b/cli/src/configure.ac
@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ([2.69])
-AC_INIT([tocc-cli], [1.0.0], [aidin@t-o-c-c.com], [Official CLI of tocc], [http://t-o-c-c.com])
+AC_INIT([tocc-cli], [1.0.1], [aidin@t-o-c-c.com], [Official CLI of tocc], [http://t-o-c-c.com])
 AC_CONFIG_SRCDIR([main.cpp])
 #AC_CONFIG_HEADERS([config.h])
 
diff --git a/docs/source/conf.py b/docs/source/conf.py
index be3afa4..3a8afa2 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -54,9 +54,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = '0.3'
+version = '1.0'
 # The full version, including alpha/beta/rc tags.
-release = '0.3.0'
+release = '1.0.1'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/libtocc/docs/source/conf.py b/libtocc/docs/source/conf.py
index d9e2d3d..c96f29a 100644
--- a/libtocc/docs/source/conf.py
+++ b/libtocc/docs/source/conf.py
@@ -56,7 +56,7 @@
 # The short X.Y version.
 version = '1.0'
 # The full version, including alpha/beta/rc tags.
-release = '1.0.0'
+release = '1.0.1'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/libtocc/src/configure.ac b/libtocc/src/configure.ac
index 549c2ce..c5ea490 100644
--- a/libtocc/src/configure.ac
+++ b/libtocc/src/configure.ac
@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ([2.69])
-AC_INIT([libtocc], [1.0.0], [aidin@t-o-c-c.com], [libtocc], [http://t-o-c-c.com])
+AC_INIT([libtocc], [1.0.1], [aidin@t-o-c-c.com], [libtocc], [http://t-o-c-c.com])
 AC_CONFIG_SRCDIR([libtocc/front_end/manager.h])
 #AC_CONFIG_HEADERS([config.h])
 
diff --git a/libtocc/tests/configure.ac b/libtocc/tests/configure.ac
index df3ba73..bf91c3f 100644
--- a/libtocc/tests/configure.ac
+++ b/libtocc/tests/configure.ac
@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ([2.69])
-AC_INIT([libtocc-tests], [0.4.0], [aidin@t-o-c-c.com], [Tests of libtocc], [http://t-o-c-c.com])
+AC_INIT([libtocc-tests], [1.0.1], [aidin@t-o-c-c.com], [Tests of libtocc], [http://t-o-c-c.com])
 AC_CONFIG_SRCDIR([main.cpp])
 #AC_CONFIG_HEADERS([config.h])
 
diff --git a/toccfs/docs/source/conf.py b/toccfs/docs/source/conf.py
index 8d86422..ab50eaf 100644
--- a/toccfs/docs/source/conf.py
+++ b/toccfs/docs/source/conf.py
@@ -56,7 +56,7 @@
 # The short X.Y version.
 version = '1.0'
 # The full version, including alpha/beta/rc tags.
-release = '1.0.0'
+release = '1.0.1'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/toccfs/src/configure.ac b/toccfs/src/configure.ac
index 2323bec..61b7ffa 100644
--- a/toccfs/src/configure.ac
+++ b/toccfs/src/configure.ac
@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ([2.69])
-AC_INIT([tocc-fs], [1.0.0], [aidin@t-o-c-c.com], [File System Interface for Tocc], [http://t-o-c-c.com])
+AC_INIT([tocc-fs], [1.0.1], [aidin@t-o-c-c.com], [File System Interface for Tocc], [http://t-o-c-c.com])
 AC_CONFIG_SRCDIR([main.cpp])
 
 # Initializing Automake.