diff --git a/app/main.py b/app/main.py
index d878f41..3a23830 100644
--- a/app/main.py
+++ b/app/main.py
@@ -52,11 +52,19 @@ def get_app_services():
 
     for row in rows:
         app_id = row["id"]
-        health_url = row["health_url"] or "/health"
+        health_url = (row["health_url"] or "/health").strip()
+
+        # Interní monitor nesmí používat https://appfactory-caddy,
+        # protože certifikát není vystavený pro docker hostname appfactory-caddy.
+        if health_url.startswith("https://appfactory-caddy"):
+            health_url = health_url.replace("https://appfactory-caddy", "http://appfactory-caddy", 1)
 
         if health_url.startswith("http://") or health_url.startswith("https://"):
             services[app_id] = health_url
         else:
+            if not health_url.startswith("/"):
+                health_url = "/" + health_url
+
             services[app_id] = f"http://appfactory-caddy/apps/{app_id}{health_url}"
 
     return services