diff --git a/_episodes/01-tooling.md b/_episodes/01-tooling.md
index c587970e8c72a8a8ef134b5c8e6729d1c12fd8fb..2dd463b21413d36637804d9e217df7551f8c3e7c 100644
--- a/_episodes/01-tooling.md
+++ b/_episodes/01-tooling.md
@@ -18,7 +18,7 @@ keypoints:
 This episode describes tools we use to manage lessons,
 which simplify many tasks but make other things more complicated.
 
-## Repositores on GitHub
+## Repositories on GitHub
 
 All of our lessons are stored in Git repositories on GitHub.
 Git uses the term *clone* to mean "a copy of a repository",