diff --git a/bird/bird.conf.tmpl b/bird/bird.conf.tmpl
index 79a4b7b..21d0ce4 100644
--- a/bird/bird.conf.tmpl
+++ b/bird/bird.conf.tmpl
@@ -42,9 +42,8 @@ function is_lixonet_router()
 
 function is_own_route()
 {
-    return net ~ [
-        {{ if len "${routes:-}" }}{{ range "$routes" | split "," }}{{.}}+, {{ end }}{{ end }}
-    ];
+    {{ if len "${routes:-}" }}{{ range "$routes" | split "," }}if net ~ [ {{.}}+ ] then return true;{{ end }}{{ end }}
+    return false;
 }
 
 filter bgp_import_filter