diff --git a/package.json b/package.json
index d37fdc0..bf2d5f8 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
 		"eslint-config-cortys": "1.x",
 		"chai": "3.5.0",
 		"chai-as-promised": "6.0.0",
-		"express": "4.15.2",
+		"express": "5.0.0-alpha.6",
 		"gulp": "3.9.1",
 		"gulp-eslint": "3.0.1",
 		"gulp-mocha": "4.3.1",