diff --git a/roles/neovim/tasks/Darwin.yaml b/roles/neovim/tasks/Darwin.yaml
index 07fc9db..0c0d161 100644
--- a/roles/neovim/tasks/Darwin.yaml
+++ b/roles/neovim/tasks/Darwin.yaml
@@ -6,6 +6,12 @@
     state: latest
 
 - set_fact:
-    neovim_pip_packages: '{{neovim_pip_packages + ["pynvim"]}}'
+    neovim_pip_packages: >
+      {{
+          neovim_pip_packages + [
+            "pynvim",
+            "greenlet"
+          ]
+      }}
 
 - include_tasks: Unix.yaml