diff --git a/game/debugDraw.cc b/game/debugDraw.cc
index 88e9948..2fd354a 100644
--- a/game/debugDraw.cc
+++ b/game/debugDraw.cc
@@ -60,5 +60,5 @@ void DebugDraw::draw3dText (const btVector3 &location, const char *textString) {
 }
 
 void DebugDraw::clearData() {
-    this->data = std::vector<float>();
+    this->data.clear();
 }
diff --git a/game/graphics.cc b/game/graphics.cc
index e8cb64e..4216bb9 100644
--- a/game/graphics.cc
+++ b/game/graphics.cc
@@ -491,6 +491,7 @@ void Graphics::render(double time)
             }
             debug_ab->setDataElements(data_count/6, debugData);
             debugDrawer.clearData();
+            delete debugData;
             debugShader->use();
             debugShader->setUniform("viewProjectionMatrix", lightingViewProjectionMatrix);
             debug_vao->render();