diff --git a/scripts/build-gitbook.sh b/scripts/build-gitbook.sh
index 13caad1f0..2a8292daf 100755
--- a/scripts/build-gitbook.sh
+++ b/scripts/build-gitbook.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 #gitbook install
 gitbook build
-rm _book/images/*
+rm -rf _book/images
 cp images/apple-touch-icon-precomposed-152.png _book/gitbook/images
-cp images/* _book/gitbook/images/
+cp -r images _book/