diff --git a/build-constraints.yaml b/build-constraints.yaml
index e94e0763..c1678b78 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2433,7 +2433,7 @@ packages:
         - servant-JuicyPixels < 0 # ghc 8.10 via servant
 
     "Artyom <yom@artyom.me> @neongreen":
-        - microlens
+        - microlens < 0.4.12 # https://github.com/commercialhaskell/stackage/issues/5749
         - microlens-platform
         - microlens-mtl
         - microlens-th