diff --git a/src/aare/daq/tellupdater.py b/src/aare/daq/tellupdater.py
index 14f47bf6..b1394475 100644
--- a/src/aare/daq/tellupdater.py
+++ b/src/aare/daq/tellupdater.py
@@ -185,8 +185,8 @@ def main():
             # --- mTLS CERTIFICATES ADDED HERE --
             import ssl
             ssl_settings = {
-                "certfile": "/etc/ssl/certs/secrets/mx-x10sa-queue-01.crt",
-                "keyfile": "/etc/ssl/certs/secrets/mx-x10sa-queue-01.key",
+                "certfile": "/etc/ssl/certs/secrets/mx-x10sa-queue-01_from_db-01.crt",
+                "keyfile": "/etc/ssl/certs/secrets/mx-x10sa-queue-01_from_db-01.key",
                 "ca_certs": "/etc/ssl/certs/secrets/mx-db-01_Full_Chain_CA.pem",
                 "cert_reqs": ssl.CERT_REQUIRED
             }