diff --git a/go.mod b/go.mod
index 94967ead8c..8e3eb34e90 100644
--- a/go.mod
+++ b/go.mod
@@ -12,7 +12,7 @@ require (
 	github.com/confio/ics23/go v0.7.0-rc
 	github.com/cosmos/btcutil v1.0.4
 	github.com/cosmos/cosmos-proto v1.0.0-alpha7
-	github.com/cosmos/cosmos-sdk/api v0.1.0-alpha4
+	github.com/cosmos/cosmos-sdk/api v0.1.0-alpha5
 	github.com/cosmos/cosmos-sdk/db v1.0.0-beta.1
 	github.com/cosmos/cosmos-sdk/errors v1.0.0-beta.2
 	github.com/cosmos/go-bip39 v1.0.0
diff --git a/go.sum b/go.sum
index ac68858696..e983fde044 100644
--- a/go.sum
+++ b/go.sum
@@ -284,8 +284,8 @@ github.com/cosmos/btcutil v1.0.4 h1:n7C2ngKXo7UC9gNyMNLbzqz7Asuf+7Qv4gnX/rOdQ44=
 github.com/cosmos/btcutil v1.0.4/go.mod h1:Ffqc8Hn6TJUdDgHBwIZLtrLQC1KdJ9jGJl/TvgUaxbU=
 github.com/cosmos/cosmos-proto v1.0.0-alpha7 h1:yqYUOHF2jopwZh4dVQp3xgqwftE5/2hkrwIV6vkUbO0=
 github.com/cosmos/cosmos-proto v1.0.0-alpha7/go.mod h1:dosO4pSAbJF8zWCzCoTWP7nNsjcvSUBQmniFxDg5daw=
-github.com/cosmos/cosmos-sdk/api v0.1.0-alpha4 h1:z2si9sQNUTj2jw+24SujuUxcoNS3TVga/fdYsS4rJII=
-github.com/cosmos/cosmos-sdk/api v0.1.0-alpha4/go.mod h1:gZu6sOu2vl4Fd7I+BjDSx2bxndwPgFLGfOegek3SQQo=
+github.com/cosmos/cosmos-sdk/api v0.1.0-alpha5 h1:UlK7NOHGlEbvbDTCM0cN7BJN6hhqeXZIuLv6KapFYTc=
+github.com/cosmos/cosmos-sdk/api v0.1.0-alpha5/go.mod h1:gZu6sOu2vl4Fd7I+BjDSx2bxndwPgFLGfOegek3SQQo=
 github.com/cosmos/cosmos-sdk/errors v1.0.0-beta.2 h1:bBglNlra8ZHb4dmbEE8V85ihLA+DkriSm7tcx6x/JWo=
 github.com/cosmos/cosmos-sdk/errors v1.0.0-beta.2/go.mod h1:Gi7pzVRnvZ1N16JAXpLADzng0ePoE7YeEHaULSFB2Ts=
 github.com/cosmos/go-bip39 v0.0.0-20180819234021-555e2067c45d/go.mod h1:tSxLoYXyBmiFeKpvmq4dzayMdCjCnu8uqmCysIGBT2Y=