diff --git a/CHANGELOG.md b/CHANGELOG.md
index b9a41a7d..c04b24c7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,7 +16,9 @@ will consitute of a breaking change warranting a new major release:
 
 # [unreleased]
 
-- `eive-tmtc`:
+# [v6.4.0] 2023-08-15
+
+- `eive-tmtc`: v5.4.0
 
 ## Fixed
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6610b0a6..058c99fc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,7 +10,7 @@
 cmake_minimum_required(VERSION 3.13)
 
 set(OBSW_VERSION_MAJOR 6)
-set(OBSW_VERSION_MINOR 3)
+set(OBSW_VERSION_MINOR 4)
 set(OBSW_VERSION_REVISION 0)
 
 # set(CMAKE_VERBOSE TRUE)
diff --git a/mission/system/EiveSystem.cpp b/mission/system/EiveSystem.cpp
index 84b4edf7..6519806e 100644
--- a/mission/system/EiveSystem.cpp
+++ b/mission/system/EiveSystem.cpp
@@ -134,7 +134,7 @@ void EiveSystem::handleEventMessages() {
             if (event.getParameter1() == pdec::FRAME_DIRTY_RETVAL) {
               frameDirtyErrorCounter++;
               // Check whether threshold was reached after 10 seconds.
-              if(frameDirtyErrorCounter == 1) {
+              if (frameDirtyErrorCounter == 1) {
                 frameDirtyCheckCd.resetTimer();
               }
             }