diff --git a/common/lib_tree_model_adapter.h b/common/lib_tree_model_adapter.h
index 016c22e57b..eb841b2b47 100644
--- a/common/lib_tree_model_adapter.h
+++ b/common/lib_tree_model_adapter.h
@@ -91,7 +91,6 @@
 
 class APP_SETTINGS_BASE;
 class TOOL_INTERACTIVE;
-class PARAM_CFG;
 class EDA_BASE_FRAME;
 
 
@@ -367,8 +366,6 @@ private:
     wxDataViewColumn*       m_col_desc;
     wxDataViewCtrl*         m_widget;
 
-    std::vector<PARAM_CFG*> m_projectFileParams;
-
     int                     m_colWidths[NUM_COLS];
     wxArrayString           m_pinnedLibs;
     wxString                m_pinnedKey;
diff --git a/include/config_params.h b/include/config_params.h
index 2887ee5823..69178f5c3a 100644
--- a/include/config_params.h
+++ b/include/config_params.h
@@ -37,6 +37,10 @@
 using KIGFX::COLOR4D;
 
 
+/*
+ * NOTE: Everything in this file is deprecated, it only remains because advanced_config depends on
+ * it for the moment.
+ */
 
 /**
  * Function ConfigBaseWriteDouble