diff --git a/README.md b/README.md
index ba7f131..0a80c94 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,15 @@
 # Google Meet Captions Regex
 
-Send a notification when a caption in Google Meet matches a certain regex.
\ No newline at end of file
+Send a notification when a caption in Google Meet matches a certain regex.
+
+## Building
+
++ `cd popup`
++ `yarn install`
++ `yarn build`
++ `FILENAME="$(basename "$PWD")-$(jq -r .version manifest.json).zip"`
++ `zip -r "web-ext-artifacts/$FILENAME" gmcr.js manifest.json popup/build/ icons/`
+
+### Building source zip (for review process)
+
++ `zip -r "web-ext-artifacts/source-$FILENAME" $(git ls-files)`