diff --git a/docker-compose.yml b/docker-compose.yml
index 399087d..5784395 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -42,6 +42,7 @@ services:
       UNIVERSAL_POOL_SIZE: ${UNIVERSAL_POOL_SIZE:-0}
       WEB_POOL_SIZE: ${WEB_POOL_SIZE:-20}
       WEB_POOL_BUFFER: ${WEB_POOL_BUFFER:-10}
+      X11VNC_FLAGS: ${X11VNC_FLAGS:--wait 5 -defer 5 -ncache 10 -threads}
       MAX_ACTIVE_SERVICES_PER_USER: ${MAX_ACTIVE_SERVICES_PER_USER:-4}
       LOG_LEVEL: ${LOG_LEVEL:-INFO}
       GO_USER_LOCK_TIMEOUT_SECONDS: 8
@@ -83,6 +84,7 @@ services:
       UNIVERSAL_POOL_SIZE: ${UNIVERSAL_POOL_SIZE:-0}
       WEB_POOL_SIZE: ${WEB_POOL_SIZE:-20}
       WEB_POOL_BUFFER: ${WEB_POOL_BUFFER:-10}
+      X11VNC_FLAGS: ${X11VNC_FLAGS:--wait 5 -defer 5 -ncache 10 -threads}
       MAX_ACTIVE_SERVICES_PER_USER: ${MAX_ACTIVE_SERVICES_PER_USER:-4}
       LOG_LEVEL: ${LOG_LEVEL:-INFO}
       GO_USER_LOCK_TIMEOUT_SECONDS: 8