diff --git a/src/Raw2Gltf.cpp b/src/Raw2Gltf.cpp
index 4cf656c..943cc88 100644
--- a/src/Raw2Gltf.cpp
+++ b/src/Raw2Gltf.cpp
@@ -1134,7 +1134,7 @@ ModelData *Raw2Gltf(
                 fmt::printf("Warning: Camera node name %s does not exist.\n", cam.nodeName);
                 continue;
             }
-            iter->second->AddCamera(cam.name);
+            iter->second->SetCamera(camera.ix);
         }
     }
 
diff --git a/src/glTF/NodeData.cpp b/src/glTF/NodeData.cpp
index f4a3efd..5e9cfb4 100644
--- a/src/glTF/NodeData.cpp
+++ b/src/glTF/NodeData.cpp
@@ -20,7 +20,7 @@ NodeData::NodeData(
       scale(scale),
       children(),
       mesh(-1),
-      cameraName(""),
+      camera(-1),
       skin(-1)
 {
 }
@@ -44,10 +44,10 @@ void NodeData::SetSkin(uint32_t skinIx)
     skin = skinIx;
 }
 
-void NodeData::AddCamera(std::string camera)
+void NodeData::SetCamera(uint32_t cameraIndex)
 {
     assert(!isJoint);
-    cameraName = std::move(camera);
+    camera = cameraIndex;
 }
 
 json NodeData::serialize() const
@@ -75,8 +75,8 @@ json NodeData::serialize() const
         if (skin >= 0) {
             result["skin"] = skin;
         }
-        if (!cameraName.empty()) {
-            result["camera"] = cameraName;
+        if (camera >= 0) {
+            result["camera"] = camera;
         }
     }
     return result;
diff --git a/src/glTF/NodeData.h b/src/glTF/NodeData.h
index cd78acb..6fdd2e7 100644
--- a/src/glTF/NodeData.h
+++ b/src/glTF/NodeData.h
@@ -19,7 +19,7 @@ struct NodeData : Holdable
     void AddChildNode(uint32_t childIx);
     void SetMesh(uint32_t meshIx);
     void SetSkin(uint32_t skinIx);
-    void AddCamera(std::string camera);
+    void SetCamera(uint32_t camera);
 
     json serialize() const override;
 
@@ -30,7 +30,7 @@ struct NodeData : Holdable
     Vec3f                    scale;
     std::vector<uint32_t>    children;
     int32_t                  mesh;
-    std::string              cameraName;
+    int32_t                  camera;
     int32_t                  skin;
     std::vector<std::string> skeletons;
 };