diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2250a301..487f3736 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,14 +8,34 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 # [unreleased]
 
-## Fixed
+## Fixes
+
 
 - Important bugfix in CFDP PDU header format: The entity length field and the transaction sequence
   number fields stored the actual length of the field instead of the length minus 1 like specified
   in the CFDP standard.
+- PUS Health Service: Size check for set health command.
+  Perform operation completion for announce health command.
+  https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/746
+- Linux OSAL `getUptime` fix: Check validity of `/proc/uptime` file before reading uptime.
+  https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/745
+- Small tweak for version getter
+  https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/744
+
+## Added
+
+- add CFDP subsystem ID
+  https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/742
 
 ## Changed
-
+- Bump ETL version to 20.35.14
+  https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/748
+- Renamed `PCDU_2` subsystem ID to `POWER_SWITCH_IF`.
+  https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/743
+- Add new `PowerSwitchIF::SWITCH_UNKNOWN` returnvalue.
+  https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/743
+- Assert that `FixedArrayList` is larger than 0 at compile time.
+  https://egit.irs.uni-stuttgart.de/fsfw/fsfw/pulls/740
 - Health functions are virtual now.
 
 # [v6.0.0] 2023-02-10
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5eddde7f..5d35e6ff 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -72,7 +72,7 @@ set(FSFW_ETL_LIB_MAJOR_VERSION
     20
     CACHE STRING "ETL library major version requirement")
 set(FSFW_ETL_LIB_VERSION
-    ${FSFW_ETL_LIB_MAJOR_VERSION}.28.0
+    ${FSFW_ETL_LIB_MAJOR_VERSION}.35.14
     CACHE STRING "ETL library exact version requirement")
 set(FSFW_ETL_LINK_TARGET etl::etl)
 
diff --git a/src/fsfw/osal/linux/Clock.cpp b/src/fsfw/osal/linux/Clock.cpp
index fd861da2..209dba56 100644
--- a/src/fsfw/osal/linux/Clock.cpp
+++ b/src/fsfw/osal/linux/Clock.cpp
@@ -89,8 +89,6 @@ timeval Clock::getUptime() {
 }
 
 ReturnValue_t Clock::getUptime(timeval* uptime) {
-  // TODO This is not posix compatible and delivers only seconds precision
-  //  Linux specific file read but more precise.
   double uptimeSeconds;
   std::ifstream ifile("/proc/uptime");
   if (ifile.bad()) {