diff --git a/inst/scripts/www/jquery-ui-1.13.3/package.json b/inst/scripts/www/jquery-ui-1.13.3/package.json
index 1109359..85e16b7 100644
--- a/inst/scripts/www/jquery-ui-1.13.3/package.json
+++ b/inst/scripts/www/jquery-ui-1.13.3/package.json
@@ -61,7 +61,7 @@
 		"diff": "5.2.0",
 		"eslint-config-jquery": "3.0.2",
 		"exit-hook": "4.0.0",
-		"express": "4.19.2",
+		"express": "4.20.0",
 		"express-body-parser-error-handler": "1.0.7",
 		"grunt": "1.6.1",
 		"grunt-bowercopy": "1.2.5",