diff --git a/tsdscc/catalogs/cdaweb/package.json b/tsdscc/catalogs/cdaweb/package.json
index 507db54..b9df573 100644
--- a/tsdscc/catalogs/cdaweb/package.json
+++ b/tsdscc/catalogs/cdaweb/package.json
@@ -4,6 +4,6 @@
 	"dependencies": {
 		"xml2js"   : "*",
 		"request"  : "*",
-		"express"  : "3.1.0"
+		"express"  : "4.17.1"
 	}
 }
\ No newline at end of file