diff --git a/.tas.yml b/.tas.yml
index cf46cd0..e3e0d34 100644
--- a/.tas.yml
+++ b/.tas.yml
@@ -16,4 +16,4 @@ postRun:
 configFile: mocharc.yml
 nodeVersion: 12.22.6
 version: 1.0
-containerImage: lambda2dockerhub/nucleus:py3.8
+containerImage: lambda2dockerhub/synapse:py3.8