diff --git a/README.md b/README.md
index 3fdf9a0..9f37a72 100644
--- a/README.md
+++ b/README.md
@@ -55,6 +55,7 @@ Run.py Parameters:
 	    Choices:
 	    - Balltree(Sklearn)
 	    - Bruteforce
+	    - Chemfp
 	    - Datasketch
 	    - DivideSkip
 	    - Hnsw(Nmslib)
@@ -171,11 +172,11 @@ Command Examples:
 
     conda create -c rdkit -n ann_env rdkit python=3.5.2
 	
-	source activate ann_dev
+	source activate ann_env
 	
     pip install -r singularity-install/requirements.txt
 	
-	source deactivate ann_dev
+	source deactivate ann_env
 
 3. Run your algorithm scripts by SLURM shell