diff --git a/libraries/display-plugins/src/display-plugins/OpenGLDisplayPlugin.cpp b/libraries/display-plugins/src/display-plugins/OpenGLDisplayPlugin.cpp
index d0f0d2fe8d..927c4dc0f7 100644
--- a/libraries/display-plugins/src/display-plugins/OpenGLDisplayPlugin.cpp
+++ b/libraries/display-plugins/src/display-plugins/OpenGLDisplayPlugin.cpp
@@ -730,7 +730,9 @@ gpu::gl::GLBackend* OpenGLDisplayPlugin::getGLBackend() {
     if (!_backend) {
         return nullptr;
     }
-    return dynamic_cast<gpu::gl::GLBackend*>(_backend.get());
+    auto backend = _backend.get();
+    auto glbackend = static_cast<gpu::gl::GLBackend*>(backend);
+    return glbackend;
 }
 
 void OpenGLDisplayPlugin::render(std::function<void(gpu::Batch& batch)> f) {
diff --git a/libraries/gpu/src/gpu/Buffer.h b/libraries/gpu/src/gpu/Buffer.h
index f2d4fb4d44..44a4e879a3 100644
--- a/libraries/gpu/src/gpu/Buffer.h
+++ b/libraries/gpu/src/gpu/Buffer.h
@@ -130,8 +130,8 @@ public:
     mutable PageManager _renderPages;
     mutable Sysmem _renderSysmem;
 
-    mutable std::atomic<size_t> _getUpdateCount;
-    mutable std::atomic<size_t> _applyUpdateCount;
+    mutable std::atomic<size_t> _getUpdateCount { 0 };
+    mutable std::atomic<size_t> _applyUpdateCount { 0 };
 //protected:
 public:
     void markDirty(Size offset, Size bytes);