diff --git a/build-constraints.yaml b/build-constraints.yaml
index 4134bf0f..c37d2bed 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -831,7 +831,7 @@ packages:
 
     "Rodrigo Setti <rodrigosetti@gmail.com> @rodrigosetti":
         - messagepack
-        - messagepack-rpc < 0 # via network-simple
+        - messagepack-rpc
 
     "Boris Lykah <lykahb@gmail.com> @lykahb":
         - groundhog < 0 # BuildFailureException Process exited with ExitFailure 1: ./Setup build
@@ -1211,10 +1211,10 @@ packages:
         - cryptohash-sha1
 
     "Renzo Carbonara <renzocarbonara@gmail.com> @k0001":
-        - network-simple < 0 # via exceptions-0.10.0
+        - network-simple
         - pipes-aeson
         - pipes-attoparsec
-        - pipes-network < 0 # via network-simple
+        - pipes-network
 
     "Tomas Carnecky @wereHamster":
         # - avers # cryptonite 0.25
@@ -1254,9 +1254,9 @@ packages:
         - bitcoin-tx
         - bitcoin-types
         - hexstring
-        - network-attoparsec < 0 # via network-simple
-        - network-anonymous-i2p < 0 # network-attoparsec
-        - network-anonymous-tor < 0 # via network-simple
+        - network-attoparsec
+        - network-anonymous-i2p
+        - network-anonymous-tor
 
     "Timothy Jones <tim@zmthy.net> @zmthy":
         - http-media