diff --git a/.gitignore b/.gitignore
index e3e07ec..8bbf73d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,9 @@
 # no yarn/npm in the root repo!
 /package-lock.json
 /yarn.lock
+
+# when switching from v2 -> v3 branches
+/example
+/ios
+/android
+/lib