diff --git a/pkg/simpleradio/message.go b/pkg/simpleradio/message.go
index b5c7bd6b..b209a45e 100644
--- a/pkg/simpleradio/message.go
+++ b/pkg/simpleradio/message.go
@@ -31,7 +31,7 @@ func (c *Client) Send(message types.Message) error {
 // newMessage creates a new message with the client's version, the given message type, and the client's info.
 func (c *Client) newMessage(t types.MessageType) types.Message {
 	message := types.Message{
-		Version: "2.1.0.2", // stubbing fake SRS version, TODO add flag
+		Version: "2.3.2.1", // stubbing fake SRS version, TODO add flag
 		Type:    t,
 	}
 	message.Client = c.clientInfo
diff --git a/pkg/simpleradio/types/info.go b/pkg/simpleradio/types/info.go
index 0f1771b2..89c9990c 100644
--- a/pkg/simpleradio/types/info.go
+++ b/pkg/simpleradio/types/info.go
@@ -9,19 +9,19 @@ import (
 // ClientInfo is information about the client included in messages.
 type ClientInfo struct {
 	// GUID a unique client ID.
-	GUID GUID `json:"ClientGuid"`
+	GUID GUID `json:"clientGuid"`
 	// Name is the name that will appear in the client list and in in-game transmissions
-	Name string `json:"Name"`
+	Name string `json:"name"`
 	// Seat is the seat number for multicrew aircraft. For bots, set this to 0.
-	Seat int `json:"Seat"`
+	Seat int `json:"seat"`
 	// Coalition is the side that the client will act on
-	Coalition coalitions.Coalition `json:"Coalition"`
+	Coalition coalitions.Coalition `json:"coalition"`
 	// AllowRecording indicates consent to record audio server-side. For bots, this should usually be set to True.
-	AllowRecording bool `json:"AllowRecord"`
+	AllowRecording bool `json:"allowRecord"`
 	// RadioInfo contains the client's unit, radios, transponder and ambient audio settings.
-	RadioInfo RadioInfo `json:"RadioInfo"`
+	RadioInfo RadioInfo `json:"radioInfo"`
 	// Position is the unit's in-game location. This is omitted for external clients not bound to a unit.
-	Position *Position `json:"LatLngPosition,omitempty"`
+	Position *Position `json:"latLngPosition,omitempty"`
 }
 
 // RadioInfo is information about a client's radios.
diff --git a/pkg/simpleradio/types/message.go b/pkg/simpleradio/types/message.go
index 94457b51..b228d36d 100644
--- a/pkg/simpleradio/types/message.go
+++ b/pkg/simpleradio/types/message.go
@@ -19,15 +19,15 @@ const (
 // The order of fields in this type matches the order of fields in the official SRS client, just in case a different order were to trigger some obscure bug.
 type Message struct {
 	// Version is the SRS client version.
-	Version string `json:"Version"`
+	Version string `json:"version"`
 	// Client is used in messages that reference a single client.
-	Client ClientInfo `json:"Client"` // TODO v2: Change type to *ClientInfo and set omitempty
+	Client ClientInfo `json:"client"` // TODO v2: Change type to *ClientInfo and set omitempty
 	// Clients is used in messages that reference multiple clients.
-	Clients []ClientInfo `json:"Clients,omitempty"`
+	Clients []ClientInfo `json:"clients,omitempty"`
 	// ServerSettings is a map of server settings and their values. It sometimes appears in Sync messages.
-	ServerSettings map[string]string `json:"ServerSettings,omitempty"`
+	ServerSettings map[string]string `json:"serverSettings,omitempty"`
 	// ExternalAWACSModePassword is the External AWACS Mode password, used in ExternalAWACSModePassword messages to authenticate a client as an AWACS.
-	ExternalAWACSModePassword string `json:"ExternalAWACSModePassword,omitempty"`
+	ExternalAWACSModePassword string `json:"externalAWACSModePassword,omitempty"`
 	// Type is the type of the message.
-	Type MessageType `json:"MsgType"`
+	Type MessageType `json:"msgType"`
 }