diff --git a/backend/requirements.txt b/backend/requirements.txt
index 8464465..9a92a66 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -42,7 +42,7 @@ pytest==9.0.3
 pytest-django==4.12.0
 python-dateutil==2.9.0.post0
 redis==7.3.0
-service-identity==24.2.0
+service-identity==26.1.0
 six==1.17.0
 sqlparse==0.5.5
 twisted==26.4.0