diff --git a/roles/codimd/tasks/0_apt_dependencies.yml b/roles/codimd/tasks/0_apt_dependencies.yml
index cbf03cb..2b73378 100644
--- a/roles/codimd/tasks/0_apt_dependencies.yml
+++ b/roles/codimd/tasks/0_apt_dependencies.yml
@@ -25,7 +25,7 @@
     - nodejs
     - npm
     - build-essential
+    - yarn
   register: apt_result
   retries: 3
   until: apt_result is succeeded
-    - yarn