diff --git a/src/overlord/mod.rs b/src/overlord/mod.rs
index 6b1d171b..cf707028 100644
--- a/src/overlord/mod.rs
+++ b/src/overlord/mod.rs
@@ -494,7 +494,7 @@ impl Overlord {
 
         info!("Seeking {} events", desired_count);
 
-        let urls: Vec<Url> = desired_events_map.keys().map(|u| u.to_owned()).collect();
+        let urls: Vec<Url> = desired_events_map.keys().map(|u| u.to_owned()).filter(|u| u.is_valid()).collect();
 
         for url in urls.iter() {
             // Get all the ones slated for this relay