diff --git a/README.md b/README.md
index bbbf564..9a68d53 100644
--- a/README.md
+++ b/README.md
@@ -31,17 +31,11 @@ git clone https://github.com/mlpc-ucsd/LETR.git
 ### Step2: Environment Installation
 
 ```bash
-mkdir -p data
-mkdir -p evaluation/data
-mkdir -p exp
+mkdir -p data evaluation/data exp
 
-
-conda create -n letr python anaconda
-conda activate letr
-conda install -c pytorch pytorch torchvision
-conda install cython scipy
+conda env create -f environment.yml
 pip install -U 'git+https://github.com/cocodataset/cocoapi.git#subdirectory=PythonAPI'
-pip install docopt
+conda activate letr
 ```
 
 ### Step3: Data Preparation
diff --git a/environment.yml b/environment.yml
new file mode 100644
index 0000000..14a1f51
--- /dev/null
+++ b/environment.yml
@@ -0,0 +1,14 @@
+name: letr
+dependencies:
+  - numpy
+  - pytorch==1.8.0
+  - torchvision==0.9.0
+  - scipy
+  - opencv
+  - matplotlib
+  - jupyter
+  - nb_conda_kernels
+  - pip
+  - pip:
+       - docopt
+