diff --git a/environment.yml b/environment.yml
index c38200a341de87b343bc428f3d5a63e33330ea3d..1d6701840eba20d67f7ebc5055f539cb74bcc539 100644
--- a/environment.yml
+++ b/environment.yml
@@ -4,3 +4,4 @@ channels:
 dependencies:
   - octave_kernel
   - octave 
+  - matlab_kernel tornado==4.5.3