diff --git a/build-constraints.yaml b/build-constraints.yaml
index ed3ada65..9096c834 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2306,7 +2306,7 @@ packages:
         - sbp
 
     "Jinjing Wang <nfjinjing@gmail.com> @nfjinjing":
-        - moesocks
+        - moesocks < 0 # compilation failure against aeson 1.2.3.0
 
     "Gregory W. Schwartz <gregory.schwartz@drexel.edu> @GregorySchwartz":
         - fasta
@@ -3404,7 +3404,7 @@ packages:
 
     "typeable.io <makeit@typeable.io>":
         - dom-parser
-        - stackage2nix
+        - stackage2nix < 0 # compilation failure
         - xml-isogen
 
     "Jeremy Huffman <jeremy@jeremyhuffman.com> @jeremyjh":