diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md
index b8cf8b6..6d3811c 100644
--- a/.github/CONTRIBUTING.md
+++ b/.github/CONTRIBUTING.md
@@ -2,7 +2,7 @@
 
 ## Quality Standard
 
-To ensure the continued stability of this package tests are required to be written or already exist in order for a pull request to be merged.
+To ensure the continued stability of this package, tests are required to be written or already exist in order for a pull request to be merged.
 
 ## Reporting issues