diff --git a/Gopkg.lock b/Gopkg.lock
index c152ac389..87a53b126 100644
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -229,6 +229,7 @@
   revision = "714f901b98fdb3aa954b4193d8cbd64a28d80cad"
 
 [[projects]]
+  branch = "develop"
   name = "github.com/tendermint/abci"
   packages = [
     "client",
@@ -238,8 +239,7 @@
     "server",
     "types"
   ]
-  revision = "78a8905690ef54f9d57e3b2b0ee7ad3a04ef3f1f"
-  version = "v0.10.3"
+  revision = "bcfdd6dbaf10c947392e2b0a097b65b5fb247baf"
 
 [[projects]]
   branch = "master"
diff --git a/Gopkg.toml b/Gopkg.toml
index 741979774..857070766 100644
--- a/Gopkg.toml
+++ b/Gopkg.toml
@@ -71,7 +71,7 @@
 
 [[constraint]]
   name = "github.com/tendermint/abci"
-  version = "~0.10.3"
+  branch = "develop"
 
 [[constraint]]
   name = "github.com/tendermint/go-crypto"
diff --git a/state/execution.go b/state/execution.go
index 61544354f..b8676cad8 100644
--- a/state/execution.go
+++ b/state/execution.go
@@ -74,7 +74,7 @@ func (blockExec *BlockExecutor) ApplyBlock(s State, blockID types.BlockID, block
 		return s, ErrInvalidBlock(err)
 	}
 
-	abciResponses, err := execBlockOnProxyApp(blockExec.logger, blockExec.proxyApp, block)
+	abciResponses, err := execBlockOnProxyApp(blockExec.logger, blockExec.proxyApp, block, s.Validators)
 	if err != nil {
 		return s, ErrProxyAppConn(err)
 	}
@@ -160,7 +160,7 @@ func (blockExec *BlockExecutor) Commit(block *types.Block) ([]byte, error) {
 
 // Executes block's transactions on proxyAppConn.
 // Returns a list of transaction results and updates to the validator set
-func execBlockOnProxyApp(logger log.Logger, proxyAppConn proxy.AppConnConsensus, block *types.Block) (*ABCIResponses, error) {
+func execBlockOnProxyApp(logger log.Logger, proxyAppConn proxy.AppConnConsensus, block *types.Block, vs *types.ValidatorSet) (*ABCIResponses, error) {
 	var validTxs, invalidTxs = 0, 0
 
 	txIndex := 0