diff --git a/build-constraints.yaml b/build-constraints.yaml
index 538728f0..72edda55 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -452,6 +452,7 @@ packages:
         - pipes-safe
         - turtle
         - foldl
+        - morte
 
     "Andrew Thaddeus Martin <andrew.thaddeus@gmail.com>":
         - yesod-table