diff --git a/src/main/resources/application-dev.yml b/src/main/resources/application-dev.yml
index 7cee4ae..2f321ac 100644
--- a/src/main/resources/application-dev.yml
+++ b/src/main/resources/application-dev.yml
@@ -6,6 +6,7 @@ spring:
   security:
     allowed-origins:
       - "https://api.difflens.site"
+      - "https://www.difflens.site"
       - "http://localhost:3000"
       - "http://127.0.0.1:3000"
       - "http://localhost:8080"