diff --git a/app/Actions/SupervisorMaker.php b/app/Actions/SupervisorMaker.php
index 62e0f5f3..adfa39ac 100644
--- a/app/Actions/SupervisorMaker.php
+++ b/app/Actions/SupervisorMaker.php
@@ -29,7 +29,11 @@ class SupervisorMaker
 
             $parts = [];
             $parts[] = 'p'.$supervisor->id;
-            $parts[] = self::fix_string($supervisor->sport->name) ?? 'all';
+            if ($supervisor->sport->name) {
+                $parts[] = self::fix_string($supervisor->sport->name);
+            } else {
+                $parts[] = 'all';
+            }
             $parts[] = self::fix_string($supervisor->provider->name);
             if ($supervisor->name) {
                 $parts[] = self::fix_string($supervisor->name);