diff --git a/build-constraints.yaml b/build-constraints.yaml
index 0caf2581..895f2bd8 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -41,7 +41,7 @@ packages:
         - mathlist
 
     "Sirui Lu <lsrcz@outlook.com> @lsrcz":
-        - grisette
+        - grisette < 0 # broken by sbv-11.1 https://github.com/lsrcz/grisette/issues/289
 
     "Alexey Tochin <Alexey.Tochin@gmail.com> @alexeytochin":
         - simple-expr