diff --git a/build-constraints.yaml b/build-constraints.yaml
index c4de7765..019851b6 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -703,6 +703,9 @@ packages:
     "Gabríel Arthúr Pétursson gabriel@system.is":
         - sdl2
 
+    "Leon Mergen leon@solatis.com":
+        - network-attoparsec
+
     "Stackage upper bounds":
 
         # Force a specific version that's compatible with transformers 0.3