diff --git a/environment.txt b/environment.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3287dedf77378f14b63f835c841da17f3ba8112e
--- /dev/null
+++ b/environment.txt
@@ -0,0 +1,5 @@
+name: mat
+channels:
+  - conda-forge
+dependencies:
+  - matlab_kernel tornado==4.5.3