diff --git a/config/initializers/load_balancing.rb b/config/initializers/load_balancing.rb
index a8a6e87179ae7cfc5473686660c3a99c7073fe3e..f3c977893baaef9c10e39177ab05c84f432d0ddb 100644
--- a/config/initializers/load_balancing.rb
+++ b/config/initializers/load_balancing.rb
@@ -11,6 +11,9 @@
 
   # This needs to be executed after fork of clustered processes
   Gitlab::Cluster::LifecycleEvents.on_worker_start do
+    # For Host-based LB, we need to re-connect as Rails discards connections on fork
+    Gitlab::Database::LoadBalancing.configure_proxy
+
     # Service discovery must be started after configuring the proxy, as service
     # discovery depends on this.
     Gitlab::Database::LoadBalancing.start_service_discovery