diff --git a/services/network_service_test.go b/services/network_service_test.go
index 5587101..d3b501f 100644
--- a/services/network_service_test.go
+++ b/services/network_service_test.go
@@ -26,7 +26,7 @@ import (
 )
 
 var (
-	middlewareVersion     = "0.1.2"
+	middlewareVersion     = "0.1.3"
 	defaultNetworkOptions = &types.NetworkOptionsResponse{
 		Version: &types.Version{
 			RosettaVersion:    types.RosettaAPIVersion,
diff --git a/services/types.go b/services/types.go
index c0d33a5..9c77225 100644
--- a/services/types.go
+++ b/services/types.go
@@ -46,7 +46,7 @@ var (
 	// variable instead of a constant because
 	// we typically need the pointer of this
 	// value.
-	MiddlewareVersion = "0.1.2"
+	MiddlewareVersion = "0.1.3"
 )
 
 // Client is used by the servicers to get Peer information