diff --git a/docs/features/grpc.md b/docs/features/grpc.md
index 139d1aa..7c4b918 100644
--- a/docs/features/grpc.md
+++ b/docs/features/grpc.md
@@ -1,7 +1,7 @@
 # GRPC routes
 
 !!! warning
-    We tested grpc support only by looking at resources state as traffic providers didn't support grpc well at the moment of development but it would be great if you contribute a real example
+    We tested grpc support only by looking at resources state as traffic providers didn't support grpc well at the moment of development, but it would be great if you contribute a real example. Due to this, gRPC support is not included in the released builds, but can be tested by building the plugin from the source code.
 
 To use GRPCRoute:
 
diff --git a/pkg/plugin/errors.go b/pkg/plugin/errors.go
index 33d55a6..6065b1b 100644
--- a/pkg/plugin/errors.go
+++ b/pkg/plugin/errors.go
@@ -2,7 +2,7 @@ package plugin
 
 const (
 	GatewayAPIUpdateError                    = "error updating Gateway API %q: %s"
-	GatewayAPIManifestError                  = "No routes configured. One of 'tcpRoutes', 'httpRoutes', 'tcpRoute' or 'httpRoute' should be set"
+	GatewayAPIManifestError                  = "No routes configured. At least one of 'httpRoutes', 'grpcRoutes', 'tcpRoutes', 'httpRoute', 'grpcRoute' or 'tcpRoute' must be set"
 	HTTPRouteFieldIsEmptyError               = "httpRoute field is empty. It has to be set to remove managed routes"
 	InvalidHeaderMatchTypeError              = "invalid header match type"
 	BackendRefWasNotFoundInHTTPRouteError    = "backendRef was not found in httpRoute"
diff --git a/pkg/plugin/plugin.go b/pkg/plugin/plugin.go
index dc17e48..45af543 100644
--- a/pkg/plugin/plugin.go
+++ b/pkg/plugin/plugin.go
@@ -50,7 +50,7 @@ func (r *RpcPlugin) UpdateHash(rollout *v1alpha1.Rollout, canaryHash, stableHash
 }
 
 func (r *RpcPlugin) SetWeight(rollout *v1alpha1.Rollout, desiredWeight int32, additionalDestinations []v1alpha1.WeightDestination) pluginTypes.RpcError {
-	gatewayAPIConfig, err := getGatewayAPITracfficRoutingConfig(rollout)
+	gatewayAPIConfig, err := getGatewayAPITrafficRoutingConfig(rollout)
 	if err != nil {
 		return pluginTypes.RpcError{
 			ErrorString: err.Error(),
@@ -86,7 +86,7 @@ func (r *RpcPlugin) SetWeight(rollout *v1alpha1.Rollout, desiredWeight int32, ad
 }
 
 func (r *RpcPlugin) SetHeaderRoute(rollout *v1alpha1.Rollout, headerRouting *v1alpha1.SetHeaderRoute) pluginTypes.RpcError {
-	gatewayAPIConfig, err := getGatewayAPITracfficRoutingConfig(rollout)
+	gatewayAPIConfig, err := getGatewayAPITrafficRoutingConfig(rollout)
 	if err != nil {
 		return pluginTypes.RpcError{
 			ErrorString: err.Error(),
@@ -136,7 +136,7 @@ func (r *RpcPlugin) VerifyWeight(rollout *v1alpha1.Rollout, desiredWeight int32,
 }
 
 func (r *RpcPlugin) RemoveManagedRoutes(rollout *v1alpha1.Rollout) pluginTypes.RpcError {
-	gatewayAPIConfig, err := getGatewayAPITracfficRoutingConfig(rollout)
+	gatewayAPIConfig, err := getGatewayAPITrafficRoutingConfig(rollout)
 	if err != nil {
 		return pluginTypes.RpcError{
 			ErrorString: err.Error(),
@@ -181,7 +181,7 @@ func (r *RpcPlugin) Type() string {
 	return Type
 }
 
-func getGatewayAPITracfficRoutingConfig(rollout *v1alpha1.Rollout) (*GatewayAPITrafficRouting, error) {
+func getGatewayAPITrafficRoutingConfig(rollout *v1alpha1.Rollout) (*GatewayAPITrafficRouting, error) {
 	validate := validator.New(validator.WithRequiredStructEnabled())
 	gatewayAPIConfig := &GatewayAPITrafficRouting{
 		ConfigMap: defaults.ConfigMap,