diff --git a/docs/advanced-usage/deployment-tasks.md b/docs/advanced-usage/deployment-tasks.md
index 44de27596..a47465d4d 100644
--- a/docs/advanced-usage/deployment-tasks.md
+++ b/docs/advanced-usage/deployment-tasks.md
@@ -2,7 +2,7 @@
 
 > New as of 0.5.0
 
-Sometimes you need to run a command on at deployment time, but before an app is completely deployed. Common use cases include:
+Sometimes you need to run a command on deployment time, but before an app is completely deployed. Common use cases include:
 
 * Checking a database is initialized
 * Running database migrations