diff --git a/packages.dhall b/packages.dhall
index b89bcb8..611a5c5 100644
--- a/packages.dhall
+++ b/packages.dhall
@@ -1,8 +1,9 @@
 let upstream =
       https://raw.githubusercontent.com/f-o-a-m/package-sets/09b71674a327f7601276846c1afb537342bb57ff/purs-0.15.7-web3.dhall
         sha256:7e32f0c65a7b5d334ee98d7fda1d7d3a557b6b478421f545694bd8e1cd4d16ac
-    with eth-core = ../purescript-eth-core/spago.dhall as Location
-    with js-bigints = ../../purescript-js-bigints/spago.dhall as Location
+    with eth-core.version = "genBytes" 
+    with js-bigints.repo = "https://github.com/martyall/purescript-js-bigints"
+    with js-bigints.version = "fix-fromStringAs"
 
 
 let overrides = {=}
diff --git a/test.dhall b/test.dhall
index c0a2cfc..31fd0af 100644
--- a/test.dhall
+++ b/test.dhall
@@ -9,7 +9,6 @@ in    conf
             , "lists"
             , "quotient"
             , "unsafe-coerce"
-            , "avar"
             , "console"
             , "identity"
             , "enums"