diff --git a/environment.yml b/environment.yml
index 17073bf..1a5f871 100644
--- a/environment.yml
+++ b/environment.yml
@@ -24,7 +24,7 @@ dependencies:
   - dotmap
   - loguru
   - jinja2
-  tmux- pyyaml
+  - pyyaml
 
   # Development and Testing
   - pytest