diff --git a/masterenv.yml b/masterenv.yml
index a94a8cf..211f4e1 100644
--- a/masterenv.yml
+++ b/masterenv.yml
@@ -1,8 +1,5 @@
 
 name: masterenv
-channels:
-  - bioconda
-  - conda-forge
 dependencies:
   - r-seqinr
   - numpy