diff --git a/build-constraints.yaml b/build-constraints.yaml
index 053123cf..0ddedfdc 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1923,7 +1923,7 @@ packages:
         - bitcoin-tx
         - bitcoin-types
         - hexstring
-        - network-attoparsec < 0 # 0.12.2 compile fail MonadFail
+        - network-attoparsec # 0 # 0.12.2 compile fail MonadFail
         - network-anonymous-i2p
         - network-anonymous-tor