diff --git a/convex/_model/users/_helpers/checkUserTournamentRelationship.ts b/convex/_model/users/_helpers/checkUserTournamentRelationship.ts
index 041ba88d..6484cc21 100644
--- a/convex/_model/users/_helpers/checkUserTournamentRelationship.ts
+++ b/convex/_model/users/_helpers/checkUserTournamentRelationship.ts
@@ -10,20 +10,35 @@ export const checkUserTournamentRelationship = async (
     return false;
   }
 
-  const userARegistrations = await ctx.db.query('tournamentRegistrations')
-    .withIndex('by_user', (q) => q.eq('userId', userIdA))
-    .collect();
-  const userBRegistrations = await ctx.db.query('tournamentRegistrations')
-    .withIndex('by_user', (q) => q.eq('userId', userIdB))
-    .collect();
+  const [
+    userARegistrations,
+    userAOrganizers,
+    userBRegistrations,
+    userBOrganizers,
+  ] = await Promise.all([
+    ctx.db.query('tournamentRegistrations')
+      .withIndex('by_user', (q) => q.eq('userId', userIdA))
+      .collect(),
+    ctx.db.query('tournamentOrganizers')
+      .withIndex('by_user', (q) => q.eq('userId', userIdA))
+      .collect(),
+    ctx.db.query('tournamentRegistrations')
+      .withIndex('by_user', (q) => q.eq('userId', userIdB))
+      .collect(),
+    ctx.db.query('tournamentOrganizers')
+      .withIndex('by_user', (q) => q.eq('userId', userIdB))
+      .collect(),
+  ]);
 
   const userATournamentIds = [
     ...userARegistrations.map((r) => r.tournamentId),
+    ...userAOrganizers.map((o) => o.tournamentId),
   ];
 
-  const userBTournamentIds = [
+  const userBTournamentIds = new Set<Id<'tournaments'>>([
     ...userBRegistrations.map((r) => r.tournamentId),
-  ];
+    ...userBOrganizers.map((o) => o.tournamentId),
+  ]);
 
-  return userATournamentIds.some((id) => new Set(userBTournamentIds).has(id));
+  return userATournamentIds.some((id) => userBTournamentIds.has(id));
 };