diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index d19627db26664..98174b93bbd36 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -68,7 +68,10 @@ Use:
 ```bash
 node . exec -- <package>
 ```
-
+To update the snapshots run:
+```bash
+TAP_SNAPSHOT=1 npm test
+```
 
 ## Performance & Benchmarks