1 files changed, 1 insertions, 1 deletions
diff --git a/demo/start.sh b/demo/start.sh
index 8b0cc84fe6..886d21cfa8 100755
--- a/demo/start.sh
+++ b/demo/start.sh
@@ -32,7 +32,7 @@ for port in 8080 8081 8082; do
         -D --pid-file "$DIR/$port.pid" \
         --manhole $((port + 1000)) \
         --tls-dh-params-path "demo/demo.tls.dh" \
-		$PARAMS
+		$PARAMS $SYNAPSE_PARAMS
 
     python -m synapse.app.homeserver \
         --config-path "demo/etc/$port.config" \