diff --git a/src/AnimGraph/AnimGraphResource.h b/src/AnimGraph/AnimGraphResource.h
index 6a0d1fd..b36488d 100644
--- a/src/AnimGraph/AnimGraphResource.h
+++ b/src/AnimGraph/AnimGraphResource.h
@@ -42,11 +42,24 @@ struct BlendTreeResource {
   std::vector<AnimNodeResource> m_nodes;
   std::vector<BlendTreeConnectionResource> m_connections;
 
+  ~BlendTreeResource() { CleanupNodes();
+  }
+
   void Reset() {
-    m_nodes.clear();
+    CleanupNodes();
+
     m_connections.clear();
   }
 
+  void CleanupNodes() {
+    for (AnimNodeResource& node_resource : m_nodes) {
+      delete node_resource.m_anim_node;
+      delete node_resource.m_socket_accessor;
+    }
+
+    m_nodes.clear();
+  }
+
   void InitGraphConnectors() {
     m_nodes.push_back(AnimNodeResourceFactory("BlendTree"));
     m_nodes[0].m_name = "Outputs";
diff --git a/tests/AnimGraphResourceTests.cc b/tests/AnimGraphResourceTests.cc
index 130eacf..d325d7e 100644
--- a/tests/AnimGraphResourceTests.cc
+++ b/tests/AnimGraphResourceTests.cc
@@ -413,7 +413,7 @@ TEST_CASE("ResourceSaveLoadMathGraphInputs", "[AnimGraphResource]") {
     AnimGraphResource graph_resource_loaded;
     graph_resource_loaded.LoadFromFile(filename);
 
-    BlendTreeResource graph_blend_tree_loaded = graph_resource_loaded.m_blend_tree_resource;
+    BlendTreeResource& graph_blend_tree_loaded = graph_resource_loaded.m_blend_tree_resource;
 
     const AnimNodeResource& graph_loaded_output_node =
         graph_blend_tree_loaded.m_nodes[0];