diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 890ec4349dad8..654713506231e 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -32,7 +32,7 @@ To run all tests, invoke the runtests target using jake:
 
 `jake runtests`
 
-This will all tests; to run only a specific subset of tests, use:
+This will run all tests; to run only a specific subset of tests, use:
 
 `jake runtests tests=<regex>`