diff --git a/build-constraints.yaml b/build-constraints.yaml
index 981549b3..30bbbda1 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3951,6 +3951,7 @@ expected-benchmark-failures:
     - monad-memo # https://github.com/EduardSergeev/monad-memo/issues/3
     - ip # https://github.com/andrewthad/haskell-ip/issues/22
     - cmark-gfm # https://github.com/kivikakk/cmark-gfm-hs/issues/5
+    - mongoDB # https://github.com/mongodb-haskell/mongodb/issues/88
 
 # end of expected-benchmark-failures