diff --git a/source/includes/steps-install-mongodb-on-ubuntu.yaml b/source/includes/steps-install-mongodb-on-ubuntu.yaml
index b529b8c578b..aa6d9701bf4 100644
--- a/source/includes/steps-install-mongodb-on-ubuntu.yaml
+++ b/source/includes/steps-install-mongodb-on-ubuntu.yaml
@@ -20,7 +20,7 @@ action:
     the following command:
   language: sh
   code: |
-    echo "deb http://repo.mongodb.org/apt/ubuntu "$(lsb_release -sc)"/mongodb-org/3.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-3.0.list
+    echo "deb http://repo.mongodb.org/apt/ubuntu trusty/mongodb-org/3.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-3.0.list
 ---
 title: Reload local package database.
 stepnum: 3