diff --git a/composer.json b/composer.json
index dc0b9cd..cfa33a1 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
     "require": {
         "php": ">=7.4",
         "commongateway/corebundle": "^1.2.68 | <2.0",
-        "common-gateway/customer-notifications-bundle": ">=0.0.40 | < 1.0"
+        "common-gateway/customer-notifications-bundle": "^0.0.40 | < 1.0"
     },
     "require-dev": {
         "symfony/dependency-injection": "~3.4|~4.1|~5.0"