diff --git a/wgpu-bindings/wgpu.h b/wgpu-bindings/wgpu.h
index ac330f4de..01c6eefed 100644
--- a/wgpu-bindings/wgpu.h
+++ b/wgpu-bindings/wgpu.h
@@ -558,11 +558,28 @@ WGPUComputePassId wgpu_command_buffer_begin_compute_pass(WGPUCommandBufferId com
 WGPURenderPassId wgpu_command_buffer_begin_render_pass(WGPUCommandBufferId command_buffer_id,
                                                        WGPURenderPassDescriptor desc);
 
+void wgpu_command_buffer_copy_buffer_to_buffer(WGPUCommandBufferId command_buffer_id,
+                                               WGPUBufferId src,
+                                               uint32_t src_offset,
+                                               WGPUBufferId dst,
+                                               uint32_t dst_offset,
+                                               uint32_t size);
+
 void wgpu_command_buffer_copy_buffer_to_texture(WGPUCommandBufferId command_buffer_id,
                                                 const WGPUBufferCopyView *source,
                                                 const WGPUTextureCopyView *destination,
                                                 WGPUExtent3d copy_size);
 
+void wgpu_command_buffer_copy_texture_to_buffer(WGPUCommandBufferId command_buffer_id,
+                                                const WGPUTextureCopyView *source,
+                                                const WGPUBufferCopyView *destination,
+                                                WGPUExtent3d copy_size);
+
+void wgpu_command_buffer_copy_texture_to_texture(WGPUCommandBufferId command_buffer_id,
+                                                 const WGPUTextureCopyView *source,
+                                                 const WGPUTextureCopyView *destination,
+                                                 WGPUExtent3d copy_size);
+
 void wgpu_compute_pass_dispatch(WGPUComputePassId pass_id, uint32_t x, uint32_t y, uint32_t z);
 
 WGPUCommandBufferId wgpu_compute_pass_end_pass(WGPUComputePassId pass_id);
diff --git a/wgpu-native/src/command/transfer.rs b/wgpu-native/src/command/transfer.rs
index b43e8e9b8..a9e96e384 100644
--- a/wgpu-native/src/command/transfer.rs
+++ b/wgpu-native/src/command/transfer.rs
@@ -160,7 +160,7 @@ pub extern "C" fn wgpu_command_buffer_copy_buffer_to_texture(
         image_extent: conv::map_extent(copy_size),
     };
     let cmb_raw = cmb.raw.last_mut().unwrap();
-    let stages = all_image_stages() | all_image_stages();
+    let stages = all_buffer_stages() | all_image_stages();
     unsafe {
         cmb_raw.pipeline_barrier(
             stages .. stages,
@@ -236,7 +236,7 @@ pub extern "C" fn wgpu_command_buffer_copy_texture_to_buffer(
         image_extent: conv::map_extent(copy_size),
     };
     let cmb_raw = cmb.raw.last_mut().unwrap();
-    let stages = all_image_stages() | all_image_stages();
+    let stages = all_buffer_stages() | all_image_stages();
     unsafe {
         cmb_raw.pipeline_barrier(
             stages .. stages,
diff --git a/wgpu-rs/src/lib.rs b/wgpu-rs/src/lib.rs
index 4b222569a..9905bf8e6 100644
--- a/wgpu-rs/src/lib.rs
+++ b/wgpu-rs/src/lib.rs
@@ -496,6 +496,24 @@ impl CommandBuffer {
         }
     }
 
+    pub fn copy_buffer_tobuffer(
+        &mut self,
+        source: &Buffer,
+        source_offset: u32,
+        destination: &Buffer,
+        destination_offset: u32,
+        copy_size: u32,
+    ) {
+        wgn::wgpu_command_buffer_copy_buffer_to_buffer(
+            self.id,
+            source.id,
+            source_offset,
+            destination.id,
+            destination_offset,
+            copy_size,
+        );
+    }
+
     pub fn copy_buffer_to_texture(
         &mut self,
         source: BufferCopyView,
@@ -509,6 +527,34 @@ impl CommandBuffer {
             copy_size,
         );
     }
+
+    pub fn copy_texture_to_buffer(
+        &mut self,
+        source: TextureCopyView,
+        destination: BufferCopyView,
+        copy_size: Extent3d,
+    ) {
+        wgn::wgpu_command_buffer_copy_texture_to_buffer(
+            self.id,
+            &source.into_native(),
+            &destination.into_native(),
+            copy_size,
+        );
+    }
+
+    pub fn copy_texture_to_texture(
+        &mut self,
+        source: TextureCopyView,
+        destination: TextureCopyView,
+        copy_size: Extent3d,
+    ) {
+        wgn::wgpu_command_buffer_copy_texture_to_texture(
+            self.id,
+            &source.into_native(),
+            &destination.into_native(),
+            copy_size,
+        );
+    }
 }
 
 impl<'a> RenderPass<'a> {