diff --git a/build-constraints.yaml b/build-constraints.yaml
index 8a0ffcc2..4da3ed70 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -550,7 +550,8 @@ packages:
         - openpgp-asciiarmor
         - MusicBrainz
         - DAV
-        - hopenpgp-tools
+        # https://github.com/fpco/stackage/issues/749
+        # - hopenpgp-tools
 
     "Joey Hess <id@joeyh.name>":
         - git-annex < 5.20150731