diff --git a/composer.json b/composer.json
index daa293e..97f1e15 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
   "require": {
     "php": ">=7.0.0",
     "voku/anti-xss": "~3.0",
-    "twig/twig": "~2.0"
+    "twig/twig": "^1.26 || ~2.0"
   },
   "require-dev": {
     "phpunit/phpunit": "~6.0"