diff --git a/environment.yml b/environment.yml
index 4957b11..5a44776 100644
--- a/environment.yml
+++ b/environment.yml
@@ -4,7 +4,7 @@ channels:
   - default
 dependencies:
   - python=3.8
-  - anaconda=2020.07
+  - anaconda=2020.11
   - pip
   - pip:
     - quantecon