diff --git a/README.md b/README.md
index 3d33e82c6daa6c50cf8e0c1f7db88c10c4cfd645..a3a715c188a3581c33522fc66745c2f9d263d1bb 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 # NETDB API 3.x Client Library for Python3
-## Changes in netdb_client 2.x
-From version 2.0 onwards the config option `version` has been dropped. This is because the API Library is built against a specific WebAPI Version and is not cross-compatible with different WebAPI versions.
+## Changes in netdb_client 3.1
+The version of netdb_client has been synced with the version of the latest supported NET API version.
+
+From version 3.1 onwards the config option `version` has been dropped. This is because the API Library is built against a specific WebAPI Version and is not cross-compatible with different WebAPI versions.
 The existing config files can still be used, but the config option will be ignored.
 
 ## Install
diff --git a/setup.py b/setup.py
index b151bc7d2cc1ca8d2b4c29ec6506989eacaed856..a21f0dc4b2e323669e32d70fd55d05dfa3903f9a 100644
--- a/setup.py
+++ b/setup.py
@@ -21,7 +21,7 @@ class APIGenBuild(build_py):
 
 setup(
     name='netdb_client',
-    version='2.0',
+    version='3.1',
     author='Dr. Meta',
     description='This is a meta package to install the automatically generated NET-API 3.0 definitions.',
     url='https://git.scc.kit.edu/scc-net/net-suite/netdb-client-lib',