diff --git a/go.sum b/go.sum
index e0f7a0f83..4c461ae4e 100644
--- a/go.sum
+++ b/go.sum
@@ -31,8 +31,6 @@ github.com/filecoin-project/go-amt-ipld/v2 v2.0.1-0.20200131012142-05d80eeccc5e/
 github.com/filecoin-project/go-amt-ipld/v2 v2.0.1-0.20200424220931-6263827e49f2/go.mod h1:boRtQhzmxNocrMxOXo1NYn4oUc1NGvR8tEa79wApNXg=
 github.com/filecoin-project/go-bitfield v0.0.0-20200309034705-8c7ac40bd550 h1:aockulLU8Qjkdj4FQz53WQpNosAIYk8DxRediRLkE5c=
 github.com/filecoin-project/go-bitfield v0.0.0-20200309034705-8c7ac40bd550/go.mod h1:iodsLxOFZnqKtjj2zkgqzoGNrv6vUqj69AT/J8DKXEw=
-github.com/filecoin-project/go-bitfield v0.0.0-20200416002808-b3ee67ec9060 h1:/3qjGMn6ukXgZJHsIbuwGL7ipla8DOV3uHZDBJkBYfU=
-github.com/filecoin-project/go-bitfield v0.0.0-20200416002808-b3ee67ec9060/go.mod h1:iodsLxOFZnqKtjj2zkgqzoGNrv6vUqj69AT/J8DKXEw=
 github.com/filecoin-project/go-bitfield v0.0.1 h1:Xg/JnrqqE77aJVKdbEyR04n9FZQWhwrN+buDgQCVpZU=
 github.com/filecoin-project/go-bitfield v0.0.1/go.mod h1:Ry9/iUlWSyjPUzlAvdnfy4Gtvrq4kWmWDztCU1yEgJY=
 github.com/filecoin-project/go-crypto v0.0.0-20191218222705-effae4ea9f03 h1:2pMXdBnCiXjfCYx/hLqFxccPoqsSveQFxVLvNxy9bus=
@@ -43,9 +41,6 @@ github.com/filecoin-project/go-paramfetch v0.0.1 h1:gV7bs5YaqlgpGFMiLxInGK2L1FyC
 github.com/filecoin-project/go-paramfetch v0.0.1/go.mod h1:fZzmf4tftbwf9S37XRifoJlz7nCjRdIrMGLR07dKLCc=
 github.com/filecoin-project/specs-actors v0.0.0-20200409043918-e569f4a2f504 h1:mwuAaqxKThl70+7FkGdFKVLdwaQZQ8XmscKdhSBBtnc=
 github.com/filecoin-project/specs-actors v0.0.0-20200409043918-e569f4a2f504/go.mod h1:mdJraXq5vMy0+/FqVQIrnNlpQ/Em6zeu06G/ltQ0/lA=
-github.com/filecoin-project/specs-actors v0.3.0/go.mod h1:nQYnFbQ7Y0bHZyq6HDEuVlCPR+U3z5Q3wMOQ+2aiV+Y=
-github.com/filecoin-project/specs-actors v0.4.1-0.20200508202406-42be6629284d h1:vzuhvR+huV95QU+KSBCyQvLP6LUtwrPUyeUTzOx1B5I=
-github.com/filecoin-project/specs-actors v0.4.1-0.20200508202406-42be6629284d/go.mod h1:UW3ft23q6VS8wQoNqLWjENsu9gu1uh6lxOd+H8cwhT8=
 github.com/filecoin-project/specs-actors v0.5.4-0.20200521014528-0df536f7e461 h1:yyAoJ9dNboljDWj0uBdJEbdaTak/YhkjYUQt0GzlY0A=
 github.com/filecoin-project/specs-actors v0.5.4-0.20200521014528-0df536f7e461/go.mod h1:r5btrNzZD0oBkEz1pohv80gSCXQnqGrD0kYwOTiExyE=
 github.com/filecoin-project/specs-storage v0.0.0-20200417134612-61b2d91a6102 h1:T3f/zkuvgtgqcXrb0NO3BicuveGOxxUAMPa/Yif2kuE=