diff --git a/cmd/web/setuphandler.go b/cmd/web/setuphandler.go
index 7366619..3b6442b 100644
--- a/cmd/web/setuphandler.go
+++ b/cmd/web/setuphandler.go
@@ -23,7 +23,10 @@ func setupHandler(w http.ResponseWriter, r *http.Request) {
 			return
 		}
 
-		GenerateJWTAndStoreInCookie(w, appKey)
+		if err := GenerateJWTAndStoreInCookie(w, appKey); err != nil {
+			http.Error(w, "Failed to create session", http.StatusInternalServerError)
+			return
+		}
 	}
 
 	comp := templates.Setup(session)