diff --git a/src/org/oscim/renderer/layer/LineLayer.java b/src/org/oscim/renderer/layer/LineLayer.java
index 771ab0e2..70c6fc89 100644
--- a/src/org/oscim/renderer/layer/LineLayer.java
+++ b/src/org/oscim/renderer/layer/LineLayer.java
@@ -557,7 +557,13 @@ public final class LineLayer extends Layer {
 	}
 
 	@Override
-	protected void clear() {
+	public void clear() {
+		if (vertexItems != null) {
+			VertexItem.pool.releaseAll(vertexItems);
+			vertexItems = null;
+			curItem = null;
+		}
+		verticesCnt = 0;
 	}
 
 	@Override
diff --git a/src/org/oscim/renderer/layer/TextLayer.java b/src/org/oscim/renderer/layer/TextLayer.java
index a6f6fb1a..cb478c1d 100644
--- a/src/org/oscim/renderer/layer/TextLayer.java
+++ b/src/org/oscim/renderer/layer/TextLayer.java
@@ -263,7 +263,7 @@ public final class TextLayer extends TextureLayer {
 	}
 
 	@Override
-	protected void clear() {
+	public void clear() {
 		TextureItem.releaseAll(textures);
 		labels = null;