diff --git a/backend/middleware/session.go b/backend/middleware/session.go
index 06dc3d9..6cfc627 100644
--- a/backend/middleware/session.go
+++ b/backend/middleware/session.go
@@ -30,10 +30,12 @@ func NewSoftSessionHandler(
 		}
 		s, err := sessionService.GetAndExtendSession(c)
 		if err != nil {
+			c.Header("Cache-Control", "no-store")
 			c.AbortWithStatus(http.StatusNotFound)
 			return
 		}
 		if s.User == nil {
+			c.Header("Cache-Control", "no-store")
 			c.AbortWithStatus(http.StatusNotFound)
 			return
 		}