diff --git a/README.md b/README.md
index 5cbfd5c4a717cad9d73b4a59c8c09de841d9106f..4b3e2a87308f370c1cd0c34b6db91386c58d7eb7 100644
--- a/README.md
+++ b/README.md
@@ -52,6 +52,11 @@ enroot start --rw --mount ${PWD}/data:/data --mount ${PWD}/results:/results nnun
 python download.py --task 01
 python preprocess.py --task 01 --dim 2
 ```
+- For benchmarking purpose, we use 1000 copied of a single image 
+```
+mv data data_orig
+bash copy_data_for_benchmark.sh
+```
 - Run the script.   
 You need to modify the script for e.g. the name of your reservation, number of nodes, batch_size, etc. Also, choose either singularity or enroot.
 ```