diff --git a/misc/defaultcfg/fsfwconfig/FSFWConfig.h b/misc/defaultcfg/fsfwconfig/FSFWConfig.h
index adf9912f..e80abf24 100644
--- a/misc/defaultcfg/fsfwconfig/FSFWConfig.h
+++ b/misc/defaultcfg/fsfwconfig/FSFWConfig.h
@@ -4,6 +4,10 @@
 #include <cstddef>
 #include <cstdint>
 
+// It is assumed the user has a subsystem and class ID list in some user header files.
+// #include "events/subsystemIdRanges.h"
+// #include "returnvalues/classIds.h"
+
 //! Used to determine whether C++ ostreams are used which can increase
 //! the binary size significantly. If this is disabled,
 //! the C stdio functions can be used alternatively
diff --git a/src/fsfw/events/Event.h b/src/fsfw/events/Event.h
index ecab0493..e48736bf 100644
--- a/src/fsfw/events/Event.h
+++ b/src/fsfw/events/Event.h
@@ -4,8 +4,6 @@
 #include <stdint.h>
 
 #include "fwSubsystemIdRanges.h"
-// could be moved to more suitable location
-#include <events/subsystemIdRanges.h>
 
 using EventId_t = uint16_t;
 using EventSeverity_t = uint8_t;
diff --git a/src/fsfw/returnvalues/returnvalue.h b/src/fsfw/returnvalues/returnvalue.h
index 4f9fc092..8396cbbf 100644
--- a/src/fsfw/returnvalues/returnvalue.h
+++ b/src/fsfw/returnvalues/returnvalue.h
@@ -1,8 +1,6 @@
 #ifndef FSFW_RETURNVALUES_RETURNVALUE_H_
 #define FSFW_RETURNVALUES_RETURNVALUE_H_
 
-#include <returnvalues/classIds.h>
-
 #include <cstdint>
 
 #include "FwClassIds.h"
diff --git a/src/fsfw_hal/devicehandlers/MgmLIS3MDLHandler.h b/src/fsfw_hal/devicehandlers/MgmLIS3MDLHandler.h
index 3250a739..3626a2b0 100644
--- a/src/fsfw_hal/devicehandlers/MgmLIS3MDLHandler.h
+++ b/src/fsfw_hal/devicehandlers/MgmLIS3MDLHandler.h
@@ -2,7 +2,6 @@
 #define MISSION_DEVICES_MGMLIS3MDLHANDLER_H_
 
 #include "devicedefinitions/MgmLIS3HandlerDefs.h"
-#include "events/subsystemIdRanges.h"
 #include "fsfw/devicehandlers/DeviceHandlerBase.h"
 #include "fsfw/globalfunctions/PeriodicOperationDivider.h"