diff --git a/build.sh b/build.sh
index b5d1076..b609dae 100755
--- a/build.sh
+++ b/build.sh
@@ -201,7 +201,7 @@ gen_index_page() { # Generate an index page (site map) that includes links to th
 
 copy_things_in() {
 	cp ${BASE_PATH}/styles.css ${BASE_PATH}/output/
-	cp ${BASE_PATH}/files ${BASE_PATH}/output/
+	cp -r ${BASE_PATH}/files ${BASE_PATH}/output/
 
 }