diff --git a/abci/server/socket_server.go b/abci/server/socket_server.go
index d816aa40c..2c9cd3c4d 100644
--- a/abci/server/socket_server.go
+++ b/abci/server/socket_server.go
@@ -233,6 +233,9 @@ func (s *SocketServer) handleRequest(req *types.Request, responses chan<- *types
 	case *types.Request_PrepareProposal:
 		res := s.app.PrepareProposal(*r.PrepareProposal)
 		responses <- types.ToResponsePrepareProposal(res)
+	case *types.Request_ProcessProposal:
+		res := s.app.ProcessProposal(*r.ProcessProposal)
+		responses <- types.ToResponseProcessProposal(res)
 	case *types.Request_LoadSnapshotChunk:
 		res := s.app.LoadSnapshotChunk(*r.LoadSnapshotChunk)
 		responses <- types.ToResponseLoadSnapshotChunk(res)