diff --git a/Changelog.md b/Changelog.md
index 4155149a..9cd9a9b9 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -1,3 +1,8 @@
+Version 2.4.1 (2018-10-14)
+---------------------------
+
+* [Enhancement] Update OpenStack client libraries
+
 Version 2.4.0 (2018-08-21)
 ---------------------------
 
diff --git a/guacamole/install.sh b/guacamole/install.sh
index c715051d..3c5a4966 100755
--- a/guacamole/install.sh
+++ b/guacamole/install.sh
@@ -1,7 +1,7 @@
 #!/bin/bash -ex
 
 GUACAMOLE_VERSION="0.9.13"
-HASTEXO_VERSION="2.4.0"
+HASTEXO_VERSION="2.4.1"
 
 # Install requirements
 apt update
diff --git a/guacamole/pom.xml b/guacamole/pom.xml
index cbd23a37..79dbf0bc 100644
--- a/guacamole/pom.xml
+++ b/guacamole/pom.xml
@@ -8,7 +8,7 @@
     <groupId>org.hastexo.xblock</groupId>
     <artifactId>hastexo-xblock</artifactId>
     <packaging>war</packaging>
-    <version>2.4.0</version>
+    <version>2.4.1</version>
     <name>hastexo-xblock</name>
     <url>http://github.com/hastexo/hastexo-xblock/</url>
 
diff --git a/requirements/base.txt b/requirements/base.txt
index 53c7dd1a..949dbd8c 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -1,9 +1,9 @@
 osc-lib==1.2.0
 cliff==2.2.0
-oslo.utils==3.18.0
-oslo.serialization==1.10.0
-keystoneauth1==2.18.0
-python-keystoneclient==3.10.0
+oslo.utils==3.37.1
+oslo.serialization==2.28.1
+keystoneauth1==3.11.0
+python-keystoneclient==3.17.0
 python-heatclient==1.6.1
 python-novaclient==7.1.2
 paramiko==2.1.5
diff --git a/setup.py b/setup.py
index 53609560..0cc72aac 100755
--- a/setup.py
+++ b/setup.py
@@ -32,7 +32,7 @@ def package_data(pkg, roots):
 
 setup(
     name='hastexo-xblock',
-    version='2.4.0',
+    version='2.4.1',
     description='hastexo XBlock: '
                 'Makes arbitrarily complex lab environments '
                 'available on an Open edX LMS',
@@ -58,10 +58,10 @@ def package_data(pkg, roots):
         'xblock-utils',
         'osc-lib==1.2.0',
         'cliff==2.2.0',
-        'oslo.utils==3.18.0',
-        'oslo.serialization==1.10.0',
-        'keystoneauth1==2.18.0',
-        'python-keystoneclient==3.10.0',
+        'oslo.utils==3.37.1',
+        'oslo.serialization==2.28.1',
+        'keystoneauth1==3.11.0',
+        'python-keystoneclient==3.17.0',
         'python-heatclient==1.6.1',
         'python-novaclient==7.1.2',
         'paramiko==2.1.5',