diff --git a/build-constraints.yaml b/build-constraints.yaml
index 0cf6482a..b30754a8 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3513,6 +3513,9 @@ packages:
         - slack-web < 0.2.0.2
         - servant-client-core < 0.12
 
+        # https://github.com/fpco/stackage/issues/3022
+        - req < 0.5
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of