diff --git a/roles/custom/matrix-authentication-service/defaults/main.yml b/roles/custom/matrix-authentication-service/defaults/main.yml
index 6a4f9af1f..ba9ccd662 100644
--- a/roles/custom/matrix-authentication-service/defaults/main.yml
+++ b/roles/custom/matrix-authentication-service/defaults/main.yml
@@ -562,7 +562,7 @@ matrix_authentication_service_syn2mas_start_wait_time_seconds: 5
 matrix_authentication_service_syn2mas_dry_run: false
 
 # renovate: datasource=docker depName=ghcr.io/element-hq/matrix-authentication-service/syn2mas
-matrix_authentication_service_syn2mas_version: 0.14.1
+matrix_authentication_service_syn2mas_version: 0.15.0
 matrix_authentication_service_syn2mas_container_image: "{{ matrix_authentication_service_syn2mas_container_image_registry_prefix }}element-hq/matrix-authentication-service/syn2mas:{{ matrix_authentication_service_syn2mas_version }}"
 matrix_authentication_service_syn2mas_container_image_registry_prefix: "{{ 'localhost/' if matrix_authentication_service_container_image_self_build else matrix_authentication_service_syn2mas_container_image_registry_prefix_upstream }}"
 matrix_authentication_service_syn2mas_container_image_registry_prefix_upstream: "{{ matrix_authentication_service_syn2mas_container_image_registry_prefix_upstream_default }}"