diff --git a/README.md b/README.md
index b8b1e0f..150d8c0 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ This repository is the implementation of [Latent BKI](), aiming to reproduce the
 ## Installation (test with python 3.7 + torch1.11 + cuda11.3)
 
 ```
-conda env create -f environment.yml
+conda env create -f environment.yml # this may takes some time
 conda activate latentbki_env
 ```
 
diff --git a/environment.yml b/environment.yml
index 969532d..eb2e443 100644
--- a/environment.yml
+++ b/environment.yml
@@ -294,7 +294,7 @@ dependencies:
       - python-editor==1.0.4
       - python-multipart==0.0.8
       - pytorch-lightning==1.3.8
-      - pytorch3d==0.7.8
+      # - pytorch3d==0.7.8
       - pytz==2022.1
       - pyyaml==5.4.1
       - readchar==4.0.5