diff --git a/client.go b/client.go
index 711cb1f..f725bd7 100644
--- a/client.go
+++ b/client.go
@@ -17,7 +17,7 @@ import (
 const (
 	deprecatedSuffix = "/features"
 	clientName       = "unleash-client-go"
-	clientVersion    = "3.7.3"
+	clientVersion    = "3.8.0"
 )
 
 var defaultStrategies = []strategy.Strategy{
diff --git a/repository.go b/repository.go
index c1b4c4d..6d17675 100644
--- a/repository.go
+++ b/repository.go
@@ -12,7 +12,7 @@ import (
 	"github.com/Unleash/unleash-client-go/v3/api"
 )
 
-var SEGMENT_CLIENT_SPEC_VERSION = "4.2.0"
+var SEGMENT_CLIENT_SPEC_VERSION = "4.3.1"
 
 type repository struct {
 	repositoryChannels