diff --git a/clusters/cl01tl/manifests/matrix-synapse/Deployment-matrix-synapse.yaml b/clusters/cl01tl/manifests/matrix-synapse/Deployment-matrix-synapse.yaml
index c1161e5ec..d7651dede 100644
--- a/clusters/cl01tl/manifests/matrix-synapse/Deployment-matrix-synapse.yaml
+++ b/clusters/cl01tl/manifests/matrix-synapse/Deployment-matrix-synapse.yaml
@@ -120,6 +120,10 @@ spec:
               name: matrix-synapse-config-secret
               readOnly: true
               subPath: config.yaml
+            - mountPath: /synapse/config/conf.d/hookshot-registration.yaml
+              name: matrix-hookshot-config-secret
+              readOnly: true
+              subPath: hookshot-registration.yaml
           resources:
             requests:
               cpu: 10m
@@ -147,3 +151,6 @@ spec:
         - name: matrix-synapse-config-secret
           secret:
             secretName: matrix-synapse-config-secret
+        - name: matrix-hookshot-config-secret
+          secret:
+            secretName: matrix-hookshot-config-secret