diff --git a/CHANGELOG b/CHANGELOG
index 8664e1a2b7e941764438b511e075a2a2c00b0b2b..690e49eedf777dd3699ac7a1ebf16b84d9642697 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -5,7 +5,7 @@
 Changelog
 ================================================================================
 
-Release 3.x.x
+Release 3.4.1
 --------------------------------------------------------------------------------
 
 * Bugfix release: Updates OpenStructure dependency to 2.8.0, fixes issues
diff --git a/CMakeLists.txt b/CMakeLists.txt
index c4331fcb4f9f3cc4e31eeeed87d8c1133632df72..7801b3e5c3158e9034361f6439b8f8cda82d6248 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -25,7 +25,7 @@ include(PROMOD3)
 # versioning info
 set(PROMOD3_VERSION_MAJOR 3)
 set(PROMOD3_VERSION_MINOR 4)
-set(PROMOD3_VERSION_PATCH 0)
+set(PROMOD3_VERSION_PATCH 1)
 set(PROMOD3_VERSION_STRING ${PROMOD3_VERSION_MAJOR}.${PROMOD3_VERSION_MINOR})
 set(PROMOD3_VERSION_STRING ${PROMOD3_VERSION_STRING}.${PROMOD3_VERSION_PATCH})
 
@@ -103,7 +103,7 @@ 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 2.6.0 REQUIRED
+find_package(OPENSTRUCTURE 2.8.0 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 e50c7956cd7f63dc590a7581eb97055e06b403fb..e7d4aff5dd1adeb7d7f5e318e21b2563845598c6 100644
--- a/container/Dockerfile
+++ b/container/Dockerfile
@@ -1,9 +1,9 @@
-ARG OPENSTRUCTURE_IMAGE_TAG="2.6.0-jammy"
+ARG OPENSTRUCTURE_IMAGE_TAG="2.8.0-jammy"
 FROM registry.scicore.unibas.ch/schwede/openstructure:${OPENSTRUCTURE_IMAGE_TAG}
 
 # ARGUMENTS
 ###########
-ARG PROMOD_VERSION="3.4.0"
+ARG PROMOD_VERSION="3.4.1"
 ARG SRC_FOLDER="/usr/local/src"
 
 
diff --git a/container/Singularity b/container/Singularity
index 92bde83d5cd8499b7162839e1bfe14d44e79dd6c..a1f143bcdf9b21ff1563b96c86d31afa70ace793 100644
--- a/container/Singularity
+++ b/container/Singularity
@@ -1,5 +1,5 @@
 BootStrap: docker
-From: registry.scicore.unibas.ch/schwede/promod3:3.4.0-OST2.7.0-jammy
+From: registry.scicore.unibas.ch/schwede/promod3:3.4.1-OST2.8.0-jammy
 %post
 ##############################################################################
 # POST
diff --git a/doc/conf.py.in b/doc/conf.py.in
index d81787575eca8e01e159a5c8dc8cf5e4b3ce82e3..190df97d5049724def1a55d450e8adb407cc0956 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:: 2.6.0
+.. |ost_version| replace:: 2.8.0
 .. |python| replace:: Python
 .. |sphinx| replace:: Sphinx
 .. _sphinx: http://sphinx-doc.org/