diff --git a/envoy/api/v2/cluster/circuit_breaker.proto b/envoy/api/v2/cluster/circuit_breaker.proto
index 9b11be6a..c45409bc 100644
--- a/envoy/api/v2/cluster/circuit_breaker.proto
+++ b/envoy/api/v2/cluster/circuit_breaker.proto
@@ -16,7 +16,7 @@ option java_outer_classname = "CircuitBreakerProto";
 option java_multiple_files = true;
 option go_package = "github.com/envoyproxy/go-control-plane/envoy/api/v2/cluster";
 option csharp_namespace = "Envoy.Api.V2.ClusterNS";
-option ruby_package = "Envoy.Api.V2.ClusterNS";
+option ruby_package = "Envoy::Api::V2::ClusterNS";
 option (udpa.annotations.file_migrate).move_to_package = "envoy.config.cluster.v3";
 option (udpa.annotations.file_status).package_version_status = FROZEN;
 
diff --git a/envoy/api/v2/cluster/filter.proto b/envoy/api/v2/cluster/filter.proto
index 828fe5a9..1609be4c 100644
--- a/envoy/api/v2/cluster/filter.proto
+++ b/envoy/api/v2/cluster/filter.proto
@@ -13,7 +13,7 @@ option java_outer_classname = "FilterProto";
 option java_multiple_files = true;
 option go_package = "github.com/envoyproxy/go-control-plane/envoy/api/v2/cluster";
 option csharp_namespace = "Envoy.Api.V2.ClusterNS";
-option ruby_package = "Envoy.Api.V2.ClusterNS";
+option ruby_package = "Envoy::Api::V2::ClusterNS";
 option (udpa.annotations.file_migrate).move_to_package = "envoy.config.cluster.v3";
 option (udpa.annotations.file_status).package_version_status = FROZEN;
 
diff --git a/envoy/api/v2/cluster/outlier_detection.proto b/envoy/api/v2/cluster/outlier_detection.proto
index a7f75e05..ec8c6ee7 100644
--- a/envoy/api/v2/cluster/outlier_detection.proto
+++ b/envoy/api/v2/cluster/outlier_detection.proto
@@ -14,7 +14,7 @@ option java_outer_classname = "OutlierDetectionProto";
 option java_multiple_files = true;
 option go_package = "github.com/envoyproxy/go-control-plane/envoy/api/v2/cluster";
 option csharp_namespace = "Envoy.Api.V2.ClusterNS";
-option ruby_package = "Envoy.Api.V2.ClusterNS";
+option ruby_package = "Envoy::Api::V2::ClusterNS";
 option (udpa.annotations.file_migrate).move_to_package = "envoy.config.cluster.v3";
 option (udpa.annotations.file_status).package_version_status = FROZEN;
 
diff --git a/envoy/api/v2/listener/listener.proto b/envoy/api/v2/listener/listener.proto
index 5f6b8509..d007ba51 100644
--- a/envoy/api/v2/listener/listener.proto
+++ b/envoy/api/v2/listener/listener.proto
@@ -9,4 +9,4 @@ option java_outer_classname = "ListenerProto";
 option java_multiple_files = true;
 option go_package = "github.com/envoyproxy/go-control-plane/envoy/api/v2/listener";
 option csharp_namespace = "Envoy.Api.V2.ListenerNS";
-option ruby_package = "Envoy.Api.V2.ListenerNS";
+option ruby_package = "Envoy::Api::V2::ListenerNS";
diff --git a/envoy/api/v2/listener/listener_components.proto b/envoy/api/v2/listener/listener_components.proto
index e02642d2..4ebae87f 100644
--- a/envoy/api/v2/listener/listener_components.proto
+++ b/envoy/api/v2/listener/listener_components.proto
@@ -20,7 +20,7 @@ option java_outer_classname = "ListenerComponentsProto";
 option java_multiple_files = true;
 option go_package = "github.com/envoyproxy/go-control-plane/envoy/api/v2/listener";
 option csharp_namespace = "Envoy.Api.V2.ListenerNS";
-option ruby_package = "Envoy.Api.V2.ListenerNS";
+option ruby_package = "Envoy::Api::V2::ListenerNS";
 option (udpa.annotations.file_migrate).move_to_package = "envoy.config.listener.v3";
 option (udpa.annotations.file_status).package_version_status = FROZEN;
 
diff --git a/envoy/api/v2/listener/quic_config.proto b/envoy/api/v2/listener/quic_config.proto
index d56797a3..c6d5028f 100644
--- a/envoy/api/v2/listener/quic_config.proto
+++ b/envoy/api/v2/listener/quic_config.proto
@@ -13,7 +13,7 @@ option java_outer_classname = "QuicConfigProto";
 option java_multiple_files = true;
 option go_package = "github.com/envoyproxy/go-control-plane/envoy/api/v2/listener";
 option csharp_namespace = "Envoy.Api.V2.ListenerNS";
-option ruby_package = "Envoy.Api.V2.ListenerNS";
+option ruby_package = "Envoy::Api::V2::ListenerNS";
 option (udpa.annotations.file_migrate).move_to_package = "envoy.config.listener.v3";
 option (udpa.annotations.file_status).package_version_status = FROZEN;
 
diff --git a/envoy/api/v2/listener/udp_listener_config.proto b/envoy/api/v2/listener/udp_listener_config.proto
index 49e14698..d1642ab4 100644
--- a/envoy/api/v2/listener/udp_listener_config.proto
+++ b/envoy/api/v2/listener/udp_listener_config.proto
@@ -13,7 +13,7 @@ option java_outer_classname = "UdpListenerConfigProto";
 option java_multiple_files = true;
 option go_package = "github.com/envoyproxy/go-control-plane/envoy/api/v2/listener";
 option csharp_namespace = "Envoy.Api.V2.ListenerNS";
-option ruby_package = "Envoy.Api.V2.ListenerNS";
+option ruby_package = "Envoy::Api::V2::ListenerNS";
 option (udpa.annotations.file_migrate).move_to_package = "envoy.config.listener.v3";
 option (udpa.annotations.file_status).package_version_status = FROZEN;