diff --git a/cmd/generic-handlers.go b/cmd/generic-handlers.go
index 6529d4067..a6886a2ad 100644
--- a/cmd/generic-handlers.go
+++ b/cmd/generic-handlers.go
@@ -306,6 +306,7 @@ func setHTTPStatsHandler(h http.Handler) http.Handler {
 
 		if strings.HasPrefix(r.URL.Path, storageRESTPrefix) ||
 			strings.HasPrefix(r.URL.Path, peerRESTPrefix) ||
+			strings.HasPrefix(r.URL.Path, peerS3Prefix) ||
 			strings.HasPrefix(r.URL.Path, lockRESTPrefix) {
 			globalConnStats.incInputBytes(meteredRequest.BytesRead())
 			globalConnStats.incOutputBytes(meteredResponse.BytesWritten())
diff --git a/cmd/handler-utils.go b/cmd/handler-utils.go
index a83cecacf..99b1eb6ef 100644
--- a/cmd/handler-utils.go
+++ b/cmd/handler-utils.go
@@ -403,6 +403,12 @@ func errorResponseHandler(w http.ResponseWriter, r *http.Request) {
 	}
 	desc := "Do not upgrade one server at a time - please follow the recommended guidelines mentioned here https://github.com/minio/minio#upgrading-minio for your environment"
 	switch {
+	case strings.HasPrefix(r.URL.Path, peerS3Prefix):
+		writeErrorResponseString(r.Context(), w, APIError{
+			Code:           "XMinioPeerS3VersionMismatch",
+			Description:    desc,
+			HTTPStatusCode: http.StatusUpgradeRequired,
+		}, r.URL)
 	case strings.HasPrefix(r.URL.Path, peerRESTPrefix):
 		writeErrorResponseString(r.Context(), w, APIError{
 			Code:           "XMinioPeerVersionMismatch",
diff --git a/cmd/peer-s3-server.go b/cmd/peer-s3-server.go
index 0c81ca894..5137437b1 100644
--- a/cmd/peer-s3-server.go
+++ b/cmd/peer-s3-server.go
@@ -33,7 +33,7 @@ const (
 	peerS3Version = "v1" // First implementation
 
 	peerS3VersionPrefix = SlashSeparator + peerS3Version
-	peerS3Prefix        = minioReservedBucketPath + "/peer"
+	peerS3Prefix        = minioReservedBucketPath + "/peer-s3"
 	peerS3Path          = peerS3Prefix + peerS3VersionPrefix
 )