diff --git a/build/utils.sh b/build/utils.sh
index 1d66374..26c7abe 100755
--- a/build/utils.sh
+++ b/build/utils.sh
@@ -44,7 +44,7 @@ do_install() {
 }
 
 do_install_dev() {
-	cp -RH "${REPO_DIR}/whither/whither" /usr/lib/python3.6/site-packages/
+	cp -RH "${REPO_DIR}/whither/whither" /usr/lib/python3.6/site-packages
 }
 
 generate_pot_file() {
diff --git a/themes/default/js/greeter.js b/themes/default/js/greeter.js
index d995d77..d6f02a3 100644
--- a/themes/default/js/greeter.js
+++ b/themes/default/js/greeter.js
@@ -329,7 +329,7 @@ class BackgroundManager {
 			for ( let image_file of _config.background_images ) {
 				let $link = $( '<a href="#"><div>' ),
 					$img_el = $link.children( 'div' ),
-					img_url = `url(file://${image_file})`;
+					img_url = `url(web-greeter://${image_file})`;
 
 				if ( image_file === this.current_background || img_url === current_bg_url ) {
 					$link.addClass( 'active' );