diff --git a/CHANGELOG b/CHANGELOG
index e1cf7a6607e2152d43bd1dc21470d26b6c619c37..0e9ceb554298f192f7dea1e1b082a380fff4a766 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -5,7 +5,7 @@
 Changelog
 ================================================================================
 
-Release 2.x.x
+Release 2.1.0
 --------------------------------------------------------------------------------
 
 * This is expected to be the last release supporting Python 2.
diff --git a/CMakeLists.txt b/CMakeLists.txt
index b6e88667a2849484a2905d9272388f8e7ff77555..aa019d52d0b506257b02462a669b53b84274f2ae 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -16,7 +16,7 @@ include(PROMOD3)
 
 # versioning info
 set(PROMOD3_VERSION_MAJOR 2)
-set(PROMOD3_VERSION_MINOR 0)
+set(PROMOD3_VERSION_MINOR 1)
 set(PROMOD3_VERSION_PATCH 0)
 set(PROMOD3_VERSION_STRING ${PROMOD3_VERSION_MAJOR}.${PROMOD3_VERSION_MINOR})
 set(PROMOD3_VERSION_STRING ${PROMOD3_VERSION_STRING}.${PROMOD3_VERSION_PATCH})
@@ -93,7 +93,7 @@ if(NOT DISABLE_DOCUMENTATION)
   # this URL should always point to the latest version of OST
   set(OST_DOC_URL "https://www.openstructure.org/docs")
 endif()
-find_package(OPENSTRUCTURE 1.10.0 REQUIRED
+find_package(OPENSTRUCTURE 1.11.0 REQUIRED
              COMPONENTS io mol seq seq_alg mol_alg conop img mol_mm)
 
 if(CMAKE_COMPILER_IS_GNUCXX)
diff --git a/container/Dockerfile b/container/Dockerfile
index d10d4d86de9e23d28dd3e9c30da17885db75cce5..95bba9ad920a7c645ae1f1000d3e6d0b38c9f7b5 100644
--- a/container/Dockerfile
+++ b/container/Dockerfile
@@ -2,8 +2,8 @@ FROM ubuntu:18.04
 
 # ARGUMENTS
 ###########
-ARG OPENSTRUCTURE_VERSION="1.10.0"
-ARG PROMOD_VERSION="2.0.0"
+ARG OPENSTRUCTURE_VERSION="1.11.0"
+ARG PROMOD_VERSION="2.1.0"
 ARG SRC_FOLDER="/usr/local/src"
 ARG CPUS_FOR_MAKE=4
 ARG COMPLIB_DIR="/usr/local/share/ost_complib"
diff --git a/doc/conf.py.in b/doc/conf.py.in
index cd8b794058aa1d9be11db588ff328f662e3106bf..116d11e729b688038b06a349769f8509fb1af301 100644
--- a/doc/conf.py.in
+++ b/doc/conf.py.in
@@ -286,7 +286,7 @@ rst_epilog = """
 .. |cmake| replace:: CMake
 .. |ost_l| replace:: OpenStructure
 .. |ost_s| replace:: OST
-.. |ost_version| replace:: 1.10.0
+.. |ost_version| replace:: 1.11.0
 .. |python| replace:: Python
 .. |sphinx| replace:: Sphinx
 .. _sphinx: http://sphinx-doc.org/