diff --git a/src/MongoDB.Driver.GridFS/DelegatingStream.cs b/src/MongoDB.Driver.GridFS/DelegatingStream.cs
index d584febe26d..211c37c7324 100644
--- a/src/MongoDB.Driver.GridFS/DelegatingStream.cs
+++ b/src/MongoDB.Driver.GridFS/DelegatingStream.cs
@@ -130,6 +130,7 @@ protected override void Dispose(bool disposing)
             {
                 _wrappedStream.Dispose();
             }
+            base.Dispose(disposing);
         }
 
         /// <inheritdoc/>