diff --git a/postinstall.sh b/postinstall.sh
index 38b1da93..bd45e5cd 100755
--- a/postinstall.sh
+++ b/postinstall.sh
@@ -15,4 +15,8 @@ if [ $NODE_ENV == 'production' ]; then
 	find . -name '*.c' -delete
 	# And the tar files (sqlite3 module again)
 	find . -name '*.tar.*' -delete
+	# Who needs tests and docs? Pffft! - Ignoring errors because find isn't a fan of us deleting directories whilst it's trying to search within them.
+	find . -type d -name 'test' -exec rm -rf '{}' \; 2> /dev/null || true
+	find . -type d -name 'doc' -exec rm -rf '{}' \; 2> /dev/null || true
+	find . -type d -name 'man' -exec rm -rf '{}' \; 2> /dev/null || true
 fi