diff --git a/build-constraints.yaml b/build-constraints.yaml
index 53f2b571..d04dede7 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -8092,6 +8092,7 @@ expected-test-failures:
 
     # executable not found in our environment
     - AvlTree # 4.3: AvlTree-tests:  executable not found
+    - lsfrom # "test: lsfrom does not exist (No such file or directory)" for 9.12.4 bootstrap
 
     # Consistent test failures
     - ANum # executable not found, https://github.com/commercialhaskell/stackage/issues/7809