diff --git a/subprojects/gst-plugins-bad/gst-libs/gst/d3d12/gstd3d12commandallocatorpool.cpp b/subprojects/gst-plugins-bad/gst-libs/gst/d3d12/gstd3d12commandallocatorpool.cpp
index 01db925724..0ceae309a4 100644
--- a/subprojects/gst-plugins-bad/gst-libs/gst/d3d12/gstd3d12commandallocatorpool.cpp
+++ b/subprojects/gst-plugins-bad/gst-libs/gst/d3d12/gstd3d12commandallocatorpool.cpp
@@ -34,17 +34,9 @@ using namespace Microsoft::WRL;
 
 struct _GstD3D12CommandAllocator : public GstMiniObject
 {
-  ~_GstD3D12CommandAllocator ()
-  {
-    if (notify)
-      notify (user_data);
-  }
-
   GstD3D12CommandAllocatorPool *pool = nullptr;
   D3D12_COMMAND_LIST_TYPE type;
   ComPtr < ID3D12CommandAllocator > ca;
-  gpointer user_data = nullptr;
-  GDestroyNotify notify = nullptr;
 };
 
 struct _GstD3D12CommandAllocatorPoolPrivate
@@ -294,44 +286,3 @@ gst_d3d12_command_allocator_get_handle (GstD3D12CommandAllocator * cmd)
 
   return cmd->ca.Get ();
 }
-
-/**
- * gst_d3d12_command_allocator_set_user_data:
- * @cmd: a #GstD3D12CommandAllocator
- * @user_data: private data
- * @notify: a #GDestroyNotify
- *
- * Sets @user_data on the @cmd
- *
- * Since: 1.26
- */
-void
-gst_d3d12_command_allocator_set_user_data (GstD3D12CommandAllocator * cmd,
-    gpointer user_data, GDestroyNotify notify)
-{
-  g_return_if_fail (cmd);
-
-  if (cmd->notify)
-    cmd->notify (cmd->user_data);
-
-  cmd->user_data = user_data;
-  cmd->notify = notify;
-}
-
-/**
- * gst_d3d12_command_allocator_get_user_data:
- * @cmd: a #GstD3D12CommandAllocator
- *
- * Gets private data configured via gst_d3d12_command_allocator_set_user_data()
- *
- * Returns: (transfer none): previously set user_data
- *
- * Since: 1.26
- */
-gpointer
-gst_d3d12_command_allocator_get_user_data (GstD3D12CommandAllocator * cmd)
-{
-  g_return_val_if_fail (cmd, nullptr);
-
-  return cmd->user_data;
-}
diff --git a/subprojects/gst-plugins-bad/gst-libs/gst/d3d12/gstd3d12commandallocatorpool.h b/subprojects/gst-plugins-bad/gst-libs/gst/d3d12/gstd3d12commandallocatorpool.h
index 2031626418..d12f1446d0 100644
--- a/subprojects/gst-plugins-bad/gst-libs/gst/d3d12/gstd3d12commandallocatorpool.h
+++ b/subprojects/gst-plugins-bad/gst-libs/gst/d3d12/gstd3d12commandallocatorpool.h
@@ -90,13 +90,5 @@ void                           gst_clear_d3d12_command_allocator (GstD3D12Comman
 GST_D3D12_API
 ID3D12CommandAllocator *       gst_d3d12_command_allocator_get_handle (GstD3D12CommandAllocator * cmd);
 
-GST_D3D12_API
-void                           gst_d3d12_command_allocator_set_user_data (GstD3D12CommandAllocator * cmd,
-                                                                          gpointer user_data,
-                                                                          GDestroyNotify notify);
-
-GST_D3D12_API
-gpointer                       gst_d3d12_command_allocator_get_user_data (GstD3D12CommandAllocator * cmd);
-
 G_END_DECLS