diff --git a/resource/doc/docker.md b/resource/doc/docker.md
index 0a0e4d8ea..c02c64685 100644
--- a/resource/doc/docker.md
+++ b/resource/doc/docker.md
@@ -53,5 +53,5 @@ docker run --gpus all -e NVIDIA_DRIVER_CAPABILITIES=compute,video --entrypoint=b
 ```
 
 For 420 video format we will have to convert from NV12 to 420 as well: 
-`-filter_complex [0:v]scale_cuda=format=yuv420p[ref];[1:v]scale_cuda=format=yuv420p[dist];[ref][dist]libvmaf_cuda`
- 
\ No newline at end of file
+`-filter_complex [0:v]scale_cuda=format=yuv420p[ref];[1:v]scale_cuda=format=yuv420p[dist];[dist][ref]libvmaf_cuda`
+