diff --git a/CHANGELOG.md b/CHANGELOG.md
index b5881296..55a1b6d5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -32,6 +32,8 @@ will consitute of a breaking change warranting a new major release:
 
 - PTME was always reset on submode changes. The reset will now only be performed if the actual data
   rate changes.
+- Add back ACS board code for the EM. Now that the radiation sensor was removed, the image swichting
+  issue has disappeared and adding back the ACS board is worth it for the GPS timekeeping.
 
 # [v5.1.0] 2023-06-28
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index c63d32ad..b07423ac 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -10,7 +10,7 @@
 cmake_minimum_required(VERSION 3.13)
 
 set(OBSW_VERSION_MAJOR 5)
-set(OBSW_VERSION_MINOR 1)
+set(OBSW_VERSION_MINOR 2)
 set(OBSW_VERSION_REVISION 0)
 
 # set(CMAKE_VERBOSE TRUE)
@@ -105,7 +105,7 @@ set(OBSW_ADD_THERMAL_TEMP_INSERTER
     ${OBSW_Q7S_EM}
     CACHE STRING "Add thermal sensor temperature inserter")
 set(OBSW_ADD_ACS_BOARD
-    ${INIT_VAL}
+    1
     CACHE STRING "Add ACS board module")
 set(OBSW_ADD_GPS_CTRL
     ${INIT_VAL}
diff --git a/bsp_q7s/em/emObjectFactory.cpp b/bsp_q7s/em/emObjectFactory.cpp
index 2e171e02..1b6fd290 100644
--- a/bsp_q7s/em/emObjectFactory.cpp
+++ b/bsp_q7s/em/emObjectFactory.cpp
@@ -84,9 +84,10 @@ void ObjectFactory::produce(void* args) {
 
   new CoreController(objects::CORE_CONTROLLER, enableHkSets);
 
-#if OBSW_ADD_ACS_BOARD == 1
-  // Still initialize chip select to avoid SPI bus issues.
+  // Initialize chip select to avoid SPI bus issues.
   createRadSensorChipSelect(gpioComIF);
+
+#if OBSW_ADD_ACS_BOARD == 1
   createAcsBoardComponents(*spiMainComIF, gpioComIF, uartComIF, *pwrSwitcher, true,
                            adis1650x::Type::ADIS16507);
 #else