diff --git a/auth-server/server.go b/auth-server/server.go
index 457f45f..496926c 100644
--- a/auth-server/server.go
+++ b/auth-server/server.go
@@ -124,15 +124,17 @@ func main() {
 	// can access only with valid token (when logged in), deletes client
 	http.HandleFunc("/delete", logic.ValidateToken(func(w http.ResponseWriter, r *http.Request) {
 		id := r.Header.Get("client_id")
+		errorMessage := "Fault during deleting client"
 
 		err := blockchainStorage.Delete(id)
 		if err != nil {
-			msg := "Fault during deleting client with id: " + id
-			slog.Error(msg, err)
+			slog.Error(errorMessage+" (caused by blockchain) with id: "+id, err)
 			w.WriteHeader(http.StatusInternalServerError)
-			w.Write([]byte(msg))
+			w.Write([]byte(errorMessage))
 		}
 
+		logic.DeleteInMemoryClient(id)
+
 	}, srv))
 
 	// can access only with valid token (when logged in), deletes client and creates new one with another secret