diff --git a/regamedll/dlls/addons/point_command.cpp b/regamedll/dlls/addons/point_command.cpp
index 7f228fa8..42c3e483 100644
--- a/regamedll/dlls/addons/point_command.cpp
+++ b/regamedll/dlls/addons/point_command.cpp
@@ -150,5 +150,5 @@ void CPointBaseCommand::OnDestroy()
 		}
 	}
 
-	m_vecCommands.RemoveAll();
+	m_vecCommands.Purge();
 }
diff --git a/regamedll/dlls/triggers.cpp b/regamedll/dlls/triggers.cpp
index 77e53b16..133818e1 100644
--- a/regamedll/dlls/triggers.cpp
+++ b/regamedll/dlls/triggers.cpp
@@ -373,7 +373,7 @@ void CRenderFxManager::Spawn()
 
 void CRenderFxManager::OnDestroy()
 {
-	m_RenderGroups.RemoveAll();
+	m_RenderGroups.Purge();
 }
 
 void CRenderFxManager::Restart()
@@ -1837,7 +1837,7 @@ bool CBombTarget::IsPlayerInBombSite(CBasePlayer *pPlayer)
 {
 	const Vector &absmin = pPlayer->pev->absmin;
 	const Vector &absmax = pPlayer->pev->absmax;
-	
+
 	// Ensure that player's body is inside func_bomb_target's X,Y axes.
 	if (pev->absmin.x > absmin.x || pev->absmin.y > absmin.y)
 	{
@@ -1847,7 +1847,7 @@ bool CBombTarget::IsPlayerInBombSite(CBasePlayer *pPlayer)
 	{
 		return false;
 	}
-	
+
 	return true;
 }
 
diff --git a/regamedll/public/utlrbtree.h b/regamedll/public/utlrbtree.h
index ea2b9e9a..bc333c8e 100644
--- a/regamedll/public/utlrbtree.h
+++ b/regamedll/public/utlrbtree.h
@@ -148,6 +148,7 @@ public:
 	void RemoveAt(I i);
 	bool Remove(T const &remove);
 	void RemoveAll();
+	void Purge();
 
 	// Allocation, deletion
 	void FreeNode(I i);
@@ -848,6 +849,15 @@ void CUtlRBTree<T, I, L, M>::RemoveAll()
 	m_NumElements = 0;
 }
 
+template <class T, class I, typename L, class M>
+void CUtlRBTree<T, I, L, M>::Purge()
+{
+	RemoveAll();
+	m_FirstFree = InvalidIndex();
+	m_TotalElements = 0;
+	m_Elements.Purge();
+}
+
 // Iteration
 template <class T, class I, typename L, class M>
 I CUtlRBTree<T, I, L, M>::FirstInorder() const