diff --git a/mediapipe/gpu/gl_texture_view.h b/mediapipe/gpu/gl_texture_view.h
index b8ead2708..8a257cf53 100644
--- a/mediapipe/gpu/gl_texture_view.h
+++ b/mediapipe/gpu/gl_texture_view.h
@@ -25,8 +25,6 @@
 namespace mediapipe {
 
 class GlContext;
-class GlTextureViewManager;
-class GpuBuffer;
 
 class GlTextureView {
  public:
@@ -60,7 +58,6 @@ class GlTextureView {
   using DoneWritingFn = std::function<void(const GlTextureView&)>;
 
  private:
-  friend class GpuBuffer;
   friend class GlTextureBuffer;
   friend class GpuBufferStorageCvPixelBuffer;
   friend class GpuBufferStorageAhwb;
diff --git a/mediapipe/gpu/gpu_buffer_storage.h b/mediapipe/gpu/gpu_buffer_storage.h
index b15c9c843..55bb418cf 100644
--- a/mediapipe/gpu/gpu_buffer_storage.h
+++ b/mediapipe/gpu/gpu_buffer_storage.h
@@ -13,7 +13,6 @@
 #include "mediapipe/gpu/gpu_buffer_format.h"
 
 namespace mediapipe {
-class GpuBuffer;
 namespace internal {
 
 template <class... T>