diff --git a/docker-compose.deploy.yml b/docker-compose.deploy.yml
index 51cf559..8b61459 100644
--- a/docker-compose.deploy.yml
+++ b/docker-compose.deploy.yml
@@ -18,12 +18,15 @@ services:
     networks:
       - etsy-network
       - traefik_default
+    # Use an explicit IPv4 fetch-and-discard; BusyBox wget --spider flaps on
+    # nginx:alpine and 'localhost' can resolve to IPv6 first, causing false
+    # "unhealthy" even though nginx is serving fine.
     healthcheck:
-      test: ["CMD", "wget", "--no-verbose", "--tries=1", "--spider", "http://localhost/"]
+      test: ["CMD-SHELL", "wget -q -O /dev/null http://127.0.0.1/ || exit 1"]
       interval: 30s
       timeout: 10s
-      retries: 3
-      start_period: 10s
+      retries: 5
+      start_period: 20s
 
   # Etsy Finance Tracker API Server (from GitHub Container Registry)
   etsy-tracker: