diff --git a/build-constraints.yaml b/build-constraints.yaml
index 3ad280a2..3192b58c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1225,6 +1225,9 @@ packages:
         # https://github.com/fpco/stackage/issues/686
         - lens < 4.12
 
+        # https://github.com/fpco/stackage/issues/701
+        - shelly < 1.6.3
+
 # Package flags are applied to individual packages, and override the values of
 # global-flags
 package-flags: