diff --git a/CHANGELOG.md b/CHANGELOG.md
index be95f310..828f87a8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,6 +19,8 @@ will consitute of a breaking change warranting a new major release:
 ## Added
 
 - Added `EXECUTE_SHELL_CMD` action command for `CoreController` to execute arbitrary Linux commands.
+- Added some missing PLOC commands.
+  PR: https://egit.irs.uni-stuttgart.de/eive/eive-obsw/pulls/462
 
 ## Fixed
 
@@ -26,6 +28,11 @@ will consitute of a breaking change warranting a new major release:
 - Limitation of RW speeds was done before converting them to the correct unit scale.
 - The Syrlinks task now has a proper name instead of `MAIN_SPI`.
 
+## Changed
+
+- I2C PST now has a polling frequency of 0.4 seconds instead of 0.2 seconds.
+- GS PST now has a polling frequency of 0.5 seconds instead of 1 second.
+
 # [v1.37.0] 2023-03-11
 
 eive-tmtc: v2.18.1
diff --git a/bsp_q7s/core/scheduling.cpp b/bsp_q7s/core/scheduling.cpp
index 33869afd..4faa643a 100644
--- a/bsp_q7s/core/scheduling.cpp
+++ b/bsp_q7s/core/scheduling.cpp
@@ -488,7 +488,7 @@ void scheduling::createPstTasks(TaskFactory& factory, TaskDeadlineMissedFunction
 
 #if OBSW_ADD_I2C_TEST_CODE == 0
   FixedTimeslotTaskIF* i2cPst = factory.createFixedTimeslotTask(
-      "I2C_PST", 50, PeriodicTaskIF::MINIMUM_STACK_SIZE * 4, 0.2, missedDeadlineFunc);
+      "I2C_PST", 50, PeriodicTaskIF::MINIMUM_STACK_SIZE * 4, 0.4, missedDeadlineFunc);
   result = pst::pstI2c(i2cPst);
   if (result != returnvalue::OK) {
     if (result == FixedTimeslotTaskIF::SLOT_LIST_EMPTY) {
@@ -503,7 +503,7 @@ void scheduling::createPstTasks(TaskFactory& factory, TaskDeadlineMissedFunction
 
 #if OBSW_ADD_GOMSPACE_PCDU == 1
   FixedTimeslotTaskIF* gomSpacePstTask = factory.createFixedTimeslotTask(
-      "GS_PST_TASK", 65, PeriodicTaskIF::MINIMUM_STACK_SIZE * 4, 1.0, missedDeadlineFunc);
+      "GS_PST_TASK", 65, PeriodicTaskIF::MINIMUM_STACK_SIZE * 4, 0.5, missedDeadlineFunc);
   result = pst::pstGompaceCan(gomSpacePstTask);
   if (result != returnvalue::OK) {
     if (result != FixedTimeslotTaskIF::SLOT_LIST_EMPTY) {