diff --git a/build-constraints.yaml b/build-constraints.yaml
index 03134157..eea8e007 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1115,6 +1115,12 @@ packages:
     "koral koral@mailoo.org @k0ral":
         - timerep
 
+    "Rob O'Callahan ropoctl@gmail.com":
+        - pipes-fastx
+        - seqalign
+        - thermonuc
+        - xlsior
+
     "Stackage upper bounds":
         # https://github.com/fpco/stackage/issues/537
         - zlib < 0.6