diff --git a/build-constraints.yaml b/build-constraints.yaml
index fbe67b16..ca23010a 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3946,7 +3946,7 @@ packages:
 
     "Sergey Vinokurov <serg.foo@gmail.com> @sergv":
         - bencoding < 0 # via bencode
-        - emacs-module
+        - emacs-module < 0 # ghc 8.10.1 https://github.com/commercialhaskell/stackage/issues/5436
         - tasty-ant-xml
 
     "Eugene Smolanka <esmolanka@gmail.com> @esmolanka":