diff --git a/Makefile b/Makefile
index 10094af..0c1f0b4 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 # This file has been auto-generated.
 # All changes will be lost, see Projectfile.
 #
-# Updated at 2017-07-04 10:50:55.775681
+# Updated at 2017-07-16 10:42:53.988109
 
 PACKAGE ?= bonobo
 PYTHON ?= $(shell which python)
diff --git a/docs/changelog.rst b/docs/changelog.rst
index ebd2fac..2f12063 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -1,6 +1,13 @@
 Changelog
 =========
 
+v.0.4.3 - 16 july 2017
+::::::::::::::::::::::
+
+* #113 - Add flush() method to IOBuffer (Vitalii Vokhmin)
+* Dependencies updated.
+* Minor project artifacts updated.
+
 v.0.4.2 - 18 june 2017
 ::::::::::::::::::::::
 
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 55ba71c..69d64d8 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -21,8 +21,8 @@ pygments==2.2.0
 pytest-cov==2.5.1
 pytest-sugar==0.8.0
 pytest-timeout==1.2.0
-pytest==3.1.2
-python-dateutil==2.6.0
+pytest==3.1.3
+python-dateutil==2.6.1
 pytz==2017.2
 requests==2.18.1
 six==1.10.0
diff --git a/requirements-docker.txt b/requirements-docker.txt
index 0a39353..f5e74fc 100644
--- a/requirements-docker.txt
+++ b/requirements-docker.txt
@@ -1,6 +1,6 @@
 -e .[docker]
 appdirs==1.4.3
-bonobo-docker==0.2.9
+bonobo-docker==0.2.11
 certifi==2017.4.17
 chardet==3.0.4
 colorama==0.3.9
@@ -15,6 +15,6 @@ pyparsing==2.2.0
 pytz==2017.2
 requests==2.18.1
 six==1.10.0
-stevedore==1.23.0
+stevedore==1.24.0
 urllib3==1.21.1
 websocket-client==0.44.0
diff --git a/requirements-jupyter.txt b/requirements-jupyter.txt
index d6a6fdb..2542040 100644
--- a/requirements-jupyter.txt
+++ b/requirements-jupyter.txt
@@ -1,7 +1,7 @@
 -e .[jupyter]
 appnope==0.1.0
 bleach==2.0.0
-decorator==4.0.11
+decorator==4.1.1
 entrypoints==0.2.3
 html5lib==0.999999999
 ipykernel==4.6.1
@@ -26,7 +26,7 @@ pickleshare==0.7.4
 prompt-toolkit==1.0.14
 ptyprocess==0.5.2
 pygments==2.2.0
-python-dateutil==2.6.0
+python-dateutil==2.6.1
 pyzmq==16.0.2
 qtconsole==4.3.0
 simplegeneric==0.8.1
diff --git a/requirements.txt b/requirements.txt
index 093a6a1..5ddbb01 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,5 +12,5 @@ pyparsing==2.2.0
 pytz==2017.2
 requests==2.18.1
 six==1.10.0
-stevedore==1.23.0
+stevedore==1.24.0
 urllib3==1.21.1