diff --git a/src/server-extension/resolvers/top_collections.ts b/src/server-extension/resolvers/top_collections.ts
index 57dac2e0..830d4b03 100644
--- a/src/server-extension/resolvers/top_collections.ts
+++ b/src/server-extension/resolvers/top_collections.ts
@@ -137,7 +137,7 @@ export class TopCollectionResolver {
 
                 return inBuilder
             }, 'l')
-            .orderBy(orderBy, order)
+            .orderBy(orderBy, order, 'NULLS LAST')
             .limit(limit)
             .offset(offset)