diff --git a/environment.yml b/environment.yml
index a321ab2..030358c 100644
--- a/environment.yml
+++ b/environment.yml
@@ -1,8 +1,8 @@
 name: example-environment
-channels:
-  - conda-forge
+
 dependencies:
-  - python
+  - python=3.6
   - numpy
-	- matplotlib
-	- scipy
+  - toolz
+  - matplotlib
+  - scipy