diff --git a/ProcessList.c b/ProcessList.c
index 186e1edc..e86f6ea4 100644
--- a/ProcessList.c
+++ b/ProcessList.c
@@ -492,7 +492,4 @@ void ProcessList_scan(ProcessList* this, bool pauseProcessUpdate) {
 
    // Set UID column width based on max UID.
    Process_setUidColumnWidth(maxUid);
-
-   if (this->settings->ss->treeView)
-      ProcessList_buildTree(this);
 }
diff --git a/ProcessList.h b/ProcessList.h
index 96924947..c4200380 100644
--- a/ProcessList.h
+++ b/ProcessList.h
@@ -44,7 +44,8 @@ typedef struct ProcessList_ {
    const Settings* settings;
 
    Vector* processes;         /* all known processes; sort order can vary and differ from display order */
-   Vector* displayList;       /* process tree flattened in display order (borrowed) */
+   Vector* displayList;       /* process tree flattened in display order (borrowed);
+                                 updated in ProcessList_updateDisplayList when rebuilding panel */
    Hashtable* processTable;   /* fast known process lookup by PID */
    UsersTable* usersTable;