diff --git a/cmd/vitconfig/vitconfig.go b/cmd/vitconfig/vitconfig.go
index f0ff9bd..f2c9a74 100755
--- a/cmd/vitconfig/vitconfig.go
+++ b/cmd/vitconfig/vitconfig.go
@@ -178,8 +178,8 @@ func main() {
 	block0cfg.BlockchainConfiguration.Block0Consensus = consensus
 	block0cfg.BlockchainConfiguration.Discrimination = block0Discrimination
 
-	block0cfg.BlockchainConfiguration.SlotDuration = 4
-	block0cfg.BlockchainConfiguration.SlotsPerEpoch = 21600
+	block0cfg.BlockchainConfiguration.SlotDuration = 2
+	block0cfg.BlockchainConfiguration.SlotsPerEpoch = 43200
 
 	block0cfg.BlockchainConfiguration.LinearFees.Certificate = 5
 	block0cfg.BlockchainConfiguration.LinearFees.Coefficient = 3
@@ -364,6 +364,7 @@ func main() {
 	nodeCfg.P2P.ListenAddress = p2pListenAddress
 	nodeCfg.P2P.AllowPrivateAddresses = true
 	nodeCfg.Log.Level = nodeCfgLogLevel
+	// nodeCfg.Rest.Cors.AllowedOrigins = []string{"*"}
 
 	nodeCfgYaml, err := nodeCfg.ToYaml()
 	kit.FatalOn(err)
diff --git a/internal/webproxy/webproxy.go b/internal/webproxy/webproxy.go
index 0477806..7b96955 100644
--- a/internal/webproxy/webproxy.go
+++ b/internal/webproxy/webproxy.go
@@ -78,6 +78,8 @@ func (h *V0Handler) ServeHTTP(res http.ResponseWriter, req *http.Request) {
 	var head string
 	head, req.URL.Path = ShiftPath(req.URL.Path)
 
+	res.Header().Set("Access-Control-Allow-Origin", "*")
+
 	switch head {
 	case "proposals":
 		h.ProposalHandler.ServeHTTP(res, req)