diff --git a/src/matrix/registration/stages/BaseRegistrationStage.ts b/src/matrix/registration/stages/BaseRegistrationStage.ts
index bea95598..6ffd9187 100644
--- a/src/matrix/registration/stages/BaseRegistrationStage.ts
+++ b/src/matrix/registration/stages/BaseRegistrationStage.ts
@@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-export type Auth = {
+type Auth = {
     [key: string]: any;
 }